Football Field Solar System

Our Solar System

The Vastness Of Space Between The Planets In Our Solar System

Our solar system is big. There is a lot of empty space out there between the worlds. Voyager One the most remote man-made object has remained our solar system for more than 25 years and it still has actually not escaped the influence of our Sun. As of March 20, 2016, Voyager 1 was about 20,000,000,000 km from the Sun – more than three times the distance from the Sun to icy Pluto. Needless to say, our solar system doesn’t fit really well on a sheet of paper, or a website for that matter.

Researchers determined a while ago that writing out those huge numbers had not been the best use of their time so they invented the Astronomical System (AU). One AU is equal to 150,000,000 km and represents the average range from the Sun to the Earth. It would take an airliner more than Twenty Years to fly that distance and that’s just a one-way ticket. (That’s traveling at about 644 km per hour.)

The Solar System Football Game

In another effort to bring these huge distances down to Earth, we’ve shrunk the planetary system to the size of a football field. On a football field scale, the Sun is about as huge as a penny. Thinking about a typical penny is about 12 mm long, the fans are going to need telescopes to see the action.

The inner planets, Mercury, Venus, Earth and Mars are about the size of grains of sand on a football field scale. They would be overshadowed by a common flea, which is about 3 mm in length.

The Distances Between The Planets In Our Solar System Video

Closest to the objective line is Mercury, simply under a lawn from completion zone (.8 yards to be specific). In reality, the typical distance from the Sun to Mercury is approximately 58,000,000 km (35,000,000 miles) or 0.4 AU. At this scale, Mercury’s 0.06 mm diameter is scarcely as huge as the point of a needle.

Venus is next. It is 1.4 yards from the end zone. The true average distance from the Sun to Venus has to do with 108,000,000 km (67,000,000 miles) or 0.7 AU. Its size on this scale has to do with 0.15 mm.

On to Earth, sitting quite on the 2-yard line. It is a little bigger than Venus at about 0.16 mm. Simply as a lot of quarterbacks would be exceptionally happy to discover their group within two yards of a touchdown, Earth reaps many gains from this prime location in the solar system. We are at the perfect distance from the Sun for life to grow. Venus is too hot. Mars is too cold. Scientists sometimes call our region of the area the “Goldilocks Zone” because it appears to be just right for life. As noted previously, Earth’s typical distance to the Sun is about 150,000,000 km (93,000,000 miles) from the Sun. That’s 1 AU.

Mars is on the three-yard line of our fictional football field. The red planet is about 228,000,000 km (142,000,000 miles) on average from the Sun. That’s 1.5 AU. On this scale, Mars has to do with 0.08 mm.

Scaled Solar System

Asteroids stroll far and wide in our planetary system. But many are contained within the primary asteroid belt between Jupiter and Mars. On our football field, you ‘d discover them spread like so numerous slow-moving linebackers in between the 4 and eight-yard lines. In real ranges that’s an average of roughly 300,000,000 to 600,000,000 km (186,000,000 to 372,000,000 miles) from the Sun, or 2 to 4 AU. On this fictional scale, these so-called “linebackers” are more like microscopic specks than the genuine hulking linebackers that play for the NFL. (If you could lump together all the countless recognized asteroids in our solar system, their overall mass would not even equal 10 percent of Earth’s moon.).

Jupiter continues to be quite near our end zone on the 10.5-yard line. Our solar system’s biggest world is a typical range of 778,000,000. km (484,000,000 miles) from the Sun. That’s 5.2 AU. Jupiter is the largest of the planets, extending nearly 1.75 mm in size on our football field scale. Jupiter’s size is about equal to the density of a U.S quarter in our shrunken planetary system.

Saturn is on the field at 19 backyards from the goal line. The ringed world is about 1,427,000,000 km (887,000,000 miles) from the Sun or 9.5 AU. Saturn’s size on this scale: 1.47 mm.


Uranus is about the point where our cosmic coach would hire an interplanetary field goal kicker. The gas giant is about 38 backyards from our goal. In real ranges, that’s approximately 2,871,000,000 km (1,784,000,000 miles) – 19 AU – from the Sun. That’s fairly a kick. It’s little marvel just one spacecraft has visited Uranus. At 0.62 mm on this scale, Uranus is just a little smaller sized than the letter “R” in the word “TRUST” on a cent.

Neptune is where things start to get way out. It is 60 yards from our solar objective line on the imaginary football field. That’s approximately 4,498,000,000 km (2,795,000000 miles) or 30 AU from the genuine Sun. Neptune, a little smaller sized than Uranus, is 0.6 mm on this scale.

Tiny Pluto, now categorized as a planetoid is much closer to the opposing group’s end line. It has to do with 79 backyards of the Sun or 5,906,000,000 km (3,670,000,000 miles) on average in real distances. That’s 39.5 AU.

So as you can see, our solar system is huge, extending hundreds of countless miles. Nevertheless, on the broader scale of things our sun is possibly one of 400 billion stars in our galaxy alone, which is one of perhaps 500 billion galaxies. Space is huge!

orion shorttube 80a refractor telescope

The Orion ShortTube 80-A Telescope Review

If you’re looking for the very best refractor telescope for star gazing and terrestrial viewing, then the ShortTube 80-A should be at the top of your shortlist. Simply put it is useful, the telescope is also simple to set up and use.The Orion ShortTube 80-A telescope is the best deal compact telescope on the market. It is robust and lightweight weighing in at 4.3Lbs with great optics and a decent aperture. The ShortTube telescope has a large and accurate finderscope and it’s dovetail bar makes it compatible with most of Orions mounts. The Orion ShortTube telescope offers an excellent intro to the starry world of astronomy. Besides newbies and weekend stargazers, it is also a trustworthy choice for seasoned astronomers looking for a capable 2nd telescope. The Orion ShortTube 80-A Refractor Telescope is not just light-weight but also comes with a soft, padded carrying case.

See And Photo Faint Objects In The Night Sky

For its size, the Orion ShortTube astronomical telescope has an impressive magnification of 160x and a short focal length of 400 mm. To turn the Orion ShortTube 80-A refractor telescope into a space cam, all you are required to do is change one of its eyepieces with an astronomical CCD cam or an effective DSLR electronic camera.

Use the Orion ShortTube 80-A For Both Day And Night Viewing

In addition to acting as a telescope and an astroimaging video camera during the night, you can also use the ShortTube 80-A during the day. The telescope’s wide field of vision makes it ideal for terrestrial viewing. To upgrade the Orion ShortTube Refractor telescope for daytime usage, merely install a 45 or 90-degree erect image prism which can be purchased separately.

Have a look at the 80-A wherever you find an Orion ShortTube telescope for sale. Packing such high-end optics into such a compact, light-weight scope is an amazing engineering task. Just as praiseworthy, the two area eyepieces inside the Orion ShortTube 80-A refractor telescope make it an unbelievably good plan on any amateur astronomer.

Newbies Guide To Stargazing

Stargazing Essentials

Basic stargazing isn’t really that tough. If you can follow a map to discover your method around a new city, you can discover your way around the night sky. Follow the links on this section to learn the design of the night sky, along with how the sky appears to move during the year.

The Celestial Sphere

You will discover the sky takes on the look of a vast hemispherical dome with stars fixed to its inner surface area. If the Earth were transparent, you would see the stars on the other half of this starry dome, below your feet, and you ‘d get the impression you were standing at the center of a velvety-black sphere speckled with stars. Astronomers call this the celestial sphere.

While it appears the stars are repaired to this celestial sphere, they remain in fact at extremely various ranges, however, you can not straight see this just by checking out the sky. Ancient stargazers mused the stars might be tens or numerous miles away, and thought the stars were holes in the sky to let through the light of heaven. Now we know more. The stars are 10s of trillions of miles away, and they are balls of burning gas sustaining themselves from the energy of nuclear reactions in the cores.

The Celestial Poles And The Celestial Equator

Remember how the round globe of the Earth has a north pole and a south pole. The celestial sphere likewise has poles. Straight above the Earth’s north pole on the celestial sphere lies the north celestial pole (NCP). Directly above the Earth’s south pole lies the south holy pole (SCP).

If you were standing at the Earth’s north pole, the north celestial pole would lie at the zenith, the imaginary point directly over your head. The star Polaris would lie virtually straight now. It’s the very same story for the south … the south holy pole (SCP) is straight above the Earth’s south pole.

In the northern hemisphere, a moderately bright star– the North Star, also called Polaris– lies virtually exactly at the position of the north celestial pole (NCP). There is, nevertheless, no intense star near the SCP, that is, there is no southern counterpart to Polaris.

The Ecliptic and the Zodiac

The holy equator goes all the way around the holy sphere directly above the Earth’s equator. It’s slanted due to the fact that the Earth itself is slanted relative to its orbit around the Sun by 23.5 degrees (see above). If the Earth was not slanted in its orbit around the Sun, the celestial equator and ecliptic would be the exact same circle.

the media and eliptic

How The Sky Moves

The North Star, Polaris, lies extremely near the rotation axis of the celestial sphere, right above the Earth’s north pole. Because it’s nearly best on the north holy pole, Polaris appears to remain nearly repaired in the sky all night and all year, just as the Earth’s north pole stays repaired as the remainder of the Earth’s surface area moves around it. Other stars on the celestial sphere south of Polaris rotates in circles of increasing size about the rotation axis. It’s the exact same with the south celestial pole. Stars above the Earth’s equator trace out the largest circle the sky throughout their daily movement across the celestial sphere as the Earth turns. And south of the equator, stars trace out circles with smaller noticeable sizes as they lie closer to the south holy pole.

Ways to Check out A Star Chart

When you’re simply starting you require an excellent fundamental star chart that shows you where to discover the intense stars and main constellations at a specific time and place. In the beginning, star charts are a little confusion. Here’s how to read a star chart.

Here is a fundamental star chart revealing the sky on April 15 at 9 p.m. from 40 degrees north latitude. (For more charts, and a tour of the night sky through all 4 seasons in the northern and southern hemisphere.

star chart jg

The chart above attempts to represent a hemispherical sky on a flat surface. The edge of the chart represents the horizon, and the center of the chart is supposed to represent the zenith (the point straight overhead) at 40 degrees north. East and west are reversed compared to an map of the Earth, nevertheless they will point in the best instructions when you raise the map over your head.

How To Watch The Sky

Many new stargazers have difficulty comprehending our reference to “degrees”, “arc minutes”, and “arc seconds” when speaking about the separation of holy objects. So here’s a guide on determining angular distances.

Astronomers determine angular separation of items in degrees. There are 360 degrees in a circle. And the angular separation of any point on the horizon and the point directly overhead (the zenith) is 90 degrees. Halfway from the zenith to the horizon is 45 degrees.

Smaller angles are a little harder. Your hands and fingers are a remarkably precise (and practical) determining tool. When you hold your hand at arm’s length, you can estimate angles like this:Stretch your thumb and little finger as far from each other as you can. The span from idea to suggestion is about 25 degrees

  • Stretch your thumb and little finger as far from each other as you can. The span from one to the other is about 25 degrees
  • Do the exact same with your index finger and little finger. The span is 15 degrees
  • Clench your fist at arms length, and hold it with the back of your hand facing you. The width is 10 degrees
  • Hold your 3 middle fingers together; they span about 5 degrees
  • The width of your little finger at arm’s length is 1 degree.

All About Sky Coordinates

Some brand-new customers are horrified by the coordinate system for the celestial sphere. If you comprehend the principle of latitude and longitude on the Earth, you can understand their holy equivalents. Here’s exactly what you need to understand to discover things on a star map.

On maps of the Earth, latitude procedures how far north or south of the equator a location lies. By convention, the equator has a latitude of zero degrees, the north and south poles have a latitude of 90 ° North and 90 ° South, respectively. Chicago has a latitude of 41.8 ° North; Sydney, Australia has a latitude of about 34 ° South.

Longitude steps how far east and west a place lies on the Earth’s surface area. By convention, the reference point of longitude is the terrific circle running through the earth’s poles and the Royal Greenwich Observatory in London, U.K. Greenwich is at no degrees longitude.

Getting To Know The Star Names

Of all the stars in our galaxy, only 100 or so of the brightest stars have proper names. Rigel in Orion, Vega in Lyra, Altair in Aquila, all have names bied far from Greek, Roman, and Arab astronomers from antiquity.

star chart

The Bonner Durchmusterung (BD) Catalog, the Henry Draper (HD) Catalog, and the Smithsonian Astrophysical Observatory (SAO) catalog are all examples, and you will stumble upon these classifications in star atlases. Almost all of the stars you see with a yard telescope will be noted in at least one of these catalogs.

Introduction To Astronomy – A Brief History In Time

Astronomy – The Most Ancient Of Sciences

Since the history of time humanity has long gazed towards the heavens, seeking meaning and order to the universe surrounding him. The motion of constellations, patterns imprinted on the night sky, were the simplest to track, other celestial occasions such as eclipses and the movement of the planets in our solar system were also charted and predicted. Astronomy helped early mankind to determine the changes in seasons and later helped the great explorers.

ancient astronomyIn definition Astronomy is the study of the sun, moon, stars, worlds, comets, gas, galaxies, gas, dust and other non-Earthly bodies and phenomena. NASA defines astronomy as basic “the research study of stars, planets and space.” Astronomy and astrology were once historically associated when the ancients strongly believed that the heavens determined each individual’s fate. However, astrology is not a science and is not acknowledged as having anything to do with astronomy.

Astronomy Goes back To Ancient Sumerian Times

Early astronomers observed patterns in the sky and recorded them in order to track and anticipate their motion. Known as constellations, these patterns assisted our ancestors to measure the seasons, track rainy periods, dry spells and ocean tides. The motion of the stars and other heavenly bodies was tracked around the globe, but prevailed in China from which came our zodiac signs, Egypt in ancient paintings and murals depicting their gods as constellations, Greece who’s mythology gave birth to the names of our constellations, Mesopotamia where civilization began over 10,000 years back, Central America in Mayan and Incan culture, and India in the sacred Vedas books.

Astrometry, the most ancient branch of astronomy, is the observation of the sun, moon, and planets. The precise calculations of these motions enable astronomers in other fields to model the birth and development of worlds and stars and to predict events such as eclipses, meteor showers, and the appearance of comets.

Modern astronomers have the tendency to fall into two fields: the theoretical and the observational. Observational astronomers in the observational field concentrate on direct study of stars, planets, galaxies, and so forth. Theoretical astronomers model and examine how systems may have progressed.

Unlike many other fields of science, astronomers are not able to observe a system entirely from birth to death; the life of worlds, stars, and galaxies cover millions to billions of years. As such, astronomers should depend on photos of bodies in numerous stages of evolution to determine how they formed, developed, and died. Hence, theoretical and observational astronomy tend to blend together, as theoretical researchers use the information gathered to produce simulations while the observations serve to validate the models or to show the need for tweaking them.

The Research Of Astronomy Covers Many Scientific Areas

Astronomy is broken down into a variety of subfields, allowing scientists to focus on certain things and phenomena. Planetary astronomers, for instance, focus on the development and death of worlds, while solar astronomers invest their time assessing a single star, our sun. Stellar astronomers turn their eyes to the stars, including the great voids, nebulae, white dwarfs, and supernova that endure outstanding deaths.

Galactic astronomers study our galaxy, the Milky Way while extragalactic astronomers peer outside of it to determine how these collections of stars form, alter, and pass away. Cosmologists focus on deep space in its entirety, from its violent birth in the Big Bang to its present evolution, all the method to its ultimate death. Astronomy is typically (not always) about really concrete, observable things, whereas cosmology generally includes massive buildings of deep space and esoteric, undetectable and in some cases purely theoretical things like string theory, dark matter and dark energy, and the idea of several universes.

Huge observatories rely on different wavelengths of the electromagnetic spectrum (from radio waves to noticeable light and on approximately X-rays and gamma rays) to study the large period of things in deep space. The very first telescopes focused on simple optical reaches of what might be seen with the naked eye, and numerous telescopes continue that today.

As light waves end up being more or less energetic, they move much faster or slower. Various telescopes are necessary to study the different wavelengths. More energetic radiation, with shorter wavelengths, appears through ultraviolet, x-ray, and gamma-ray wavelengths while less energetic objects give off longer-wavelength infrared and radio waves.

celestron nextar computerized telescope

Celestron NexStar 130 SLT Computerized Telescope

Finally A Computerized Telescope For Both Novices And Experts Meet Celestron’s Nexstar

No matter whether you’re brand-new at stargazing or a seasoned astronomer, you’ll take pleasure in viewing the beauty of the night sky and the marvels of area with the Celestron NexStar 130SLT digital telescope. This telescope has many advantages over a manually run model. You can adjust your view of the sky a lot easier with programmable coordinates that you might with a handheld model. The integrated software even enables you to print maps of the sky for reference or later testimonial.


NexRemote Makes Stargazing Easy

The Celestron huge telescope features a fully electronic install and hand control that makes discovering things to view quick and easy. Make usage of the hand control to instantly move the telescope to any of the over 4,000 holy things in its database. Celestron’s NexStar 130SLT digital telescope also makes use of NexRemote, an innovation that enables you to control the device from your personal computer.

The NexStar+ hand control features a 40,000-object database of stars, galaxies, nebulae, and star clusters, plus the Moon and worlds. Simply select the things you wish to view and NexStar SLT’s high efficiency servo motors slew straight to the target, center it in the eyepiece, and then track it as it appears to cross the night sky. An electronic tracking telescope such as the NexStar 130 SLT is a terrific option for households and groups because everybody can observe the exact same things without needing to make adjustments to keep it in the center of the field of view.

Go Camping With Your Celestron Nexstar 130 SLT – Avoid City Light Pollution

The Celestron NexStar 130 SLT is a great companion on outdoor camping trips, too. The telescope breaks down into several light-weight components for transport. As soon as you arrive at your site, set up the telescope in minutes with no tools needed. The telescope operates on 8 user-supplied AA batteries, so there’s no requirement for Air Conditioning power or an external power supply. Turn the telescope on and you’ll be assisted through Celestron’s basic SkyAlign set up treatment. When you have actually centered any 3 bright things in the eyepiece, your NexStar SLT is aligned and all set to explore the cosmos.

With a 5″ main mirror, the biggest aperture in the Celestron NexStar SLT family– the 130mm Newtonian reflector provides enough light gathering ability to check out fainter Messier items, split double stars, and render stunning details on the surface of the Moon. They are comparable in size and weight, the 130mm design collects 30 percent more light than the 114mm NexStar SLT for brighter, more in-depth views.

Regardless of whether you’re brand-new at stargazing or a knowledgeable astronomer, you’ll enjoy viewing the charm of the night sky and the marvels of area with the Celestron NexStar 130SLT digital telescope. The Celestron astronomical telescope features a fully computerized install and hand control that makes discovering things to see quick and simple. Celestron’s NexStar 130SLT computerized telescope likewise makes usage of NexRemote, a technology that allows you to manage the device from your individual computer. A computerized tracking telescope such as the NexStar 130 SLT is a fantastic option for households and groups because everybody can observe the exact same object without having to make changes to keep it in the center of the field of view.

The Orion SkyQuest Dobsonian Telescope – Powerful And Compact

Beginners And Experts – This Orion Telescope Suits All Astronomers

If you are looking for a sleek and powerful telescope then look no further than then Orion SkyQuest XT4.5 Classic Dobsonian Telescope. Suitable for beginners or somebody who has studied space and the solar system for many years. It offers views of the entire Milky Way, with all the stars and nebulae that surround it. As with other Dobsonian reflector telescopes by Orion, you do not have to fiddle with changes and knobs to obtain the right view. The only thing you have to change is the navigation knob, makings it simple to rearrange the telescope so you can see each constellation.

The telescope is a tool, not a toy and can do a number of jobs whilst being easy to use. As a reflector telescope, the Orion SkyQuest utilizes a particular plan of mirrors to send images of the solar system.

A Step Up for Newbies

The Dobsonian reflector telescope is different from other novice telescopes for astronomy. Other telescopes usually have a 60 mm view, which restricts the number of constellations they can find. The Orion SkyQuest gets about 260 percent more starlight than standard beginner scopes to offer you a clearer view anywhere you are.

The high resolution of this telescope makes it simple to find each world and provides the quality you anticipate from telescopes for experts. Whether you’re new to astronomy or have been studying a while, it is simple to use this detailed stargazing tool. The overall assembly takes about 30 minutes, then you can head outdoors and check the limits of this modern tool. The Dobsonian reflector telescope features numerous devices:

  • 25 mm at 36x power magnification
  • 10 mm at 91x power
  • 4.5-inch f/8 focal ratio for a broad field of vision
  • Two totally coated 1.25-inch Sirius Plossl telescope eyepieces
  • 1.25-inch rack-and-pinion focuser for smooth focusing
  • Eyepiece rack for practical storage
  • 6 x 30 finderscope to rapidly find deep area things
  • Collimation cap to fine-tune your viewing experience
  • Starry Night astronomy software application to help plan your stargazing experience
  • All the hardware and tools required for assembly

Portable – Take It With You On Vacation

Next time you are going on a camping trip, there’s no better method to see the unblocked and uncontaminated sky than to set up the Orion SkyQuest. Make the most of the clear skies when you’re away with this device, which bases on its own tripod for a stable and spontaneous browse the lens.

To minimize disturbances, this Dobsonian reflector telescope utilizes the CorrecTension Friction Optimization system. This innovation is specifically created to preserve control over any unintended or deliberate movement and to make sure a clear take a look at the stars and galaxy. For this factor, it’s proper to use with kids and teenagers who are just finding out the science of the stars. A Teflon bearing and a spring system keep your telescope from moving around while you utilize it. This also holds the telescope’s position while you move the lens up and down.

The Orion SkyQuest has attributes making it travel-friendly:
  1. Connected deal with on the tubing for movement
  2. No have to take apart for packing
  3. Weight:
    General: 17.6 pounds
    Tube: 9 pounds
    Base: 8.6 pounds

Practical Design

The Orion SkyQuest features a long focal length and steel tubing for ideal watching. The different accessories and tripod consisted of with the set require assembly, however they never ever need to be modified once more. As you swivel the telescope from side to side, the nonstick bearing pads supply the essential cushion for efficiently moving it throughout the night sky.

This scope comes with 2 different eyepieces. One offers a wide view when you want to see the huge image, and one supplies a close-up view so you can focus on fascinating details. This Dobsonian reflector telescope also has a:

900 mm focal length for a wide field of vision
4.5-inch reflector tube diameter with a light-gathering mirror for crisp, clear images
360-degree swivel that permits you to easily move the telescope in a full circle

The Orion SkyQuest XT4.5 Classic Dobsonian Telescope is the tool you need to begin checking out the world beyond what you can see with the naked eye. With high zoom settings and security against motion and shaking, this tool provides you a clear view of the Big Dipper or the craters of the moon, and after the initial setup, it’s ready to use at a moment’s notification. Chart your preferred constellations or take your astronomy class to a much deeper level. Benefit from this scope’s mobility when you pack up the vehicle for the next family vacation.


Celestron Telescopes – Which Telescope Is Right For You

Astronomy – Telescope Types and Buying Suggestions

Saturns Rings, Jupiters Moons and an infinity of stars, if you have an interest in the cosmos. If you haven’t had the chance to view these spectacular phenomena, you need a Telescope. For the newbie, Celestron offers a telescope that is quick to set up, right from the box. It also accommodates those stargazers who are looking for something with more viewing power. has the very best lineup of telescopes for you to begin seeing the stars. Once you immerse yourself in a galaxy far far away, there is no going back.

Telescope Types

There are lots of type of telescopes, however typically amateur ones are divided into three types: refractors (which focus the light utilizing lenses), reflectors (which focus the light using less costly mirrors) and catadioptric telescopes (which use a mix of mirrors and reflectors).

What kind of telescope you desire depends on exactly what you plan to use it for. Catadioptric telescopes (such as a Celestron) are more of an all-around telescope, but can get costly especially if they use computer control.

Purchasing Tips

There are three things you ought to think of when searching for a telescope. The very first is aperture, or the diameter of your lens or mirror. A lot of beginner telescopes have an aperture range of 3 to 6 inches, which lets you see most brilliant things in the sky rather well. The bigger your aperture, the more light you receive and the sharper your object will be.

The second is magnification. While many telescopes are advertised based on magnification, an excellent rule of thumb is to use no more than 50 magnification for each inch of aperture. A 3 inch telescope must operate with no more than 150 magnification under the outright finest sky conditions. Any larger, and the image gets too blurry for use. (Almost speaking, unless the skies are extremely clear, stick to no more than 25 zoom for each inch of aperture).

The 3rd is your install. An install have to be stable, or it will render your view of the sky worthless when the wind pushes versus your telescope. Some mounts are more limiting in moving the sky, (specifically as the Celestron Dobsonian Telescope) but make it simpler to manage the view by permitting you to move the telescope with a mild push.

meade starnavigator 102

The Meade StarNavigator 102 Refractor – Preprogrammed Star Charts

A Computerised Telescope For All Ages And So Easy To Use

The Meade StarNavigator 102 Refractor # 20099 Novice Telescope is appropriate for all ages. With its preprogrammed mapping of the night sky, this Meade computer-controlled telescope will have you checking out far-off stars in no time.

Looking at the stars is not all this durable telescope can assist you do. Even though it is a starter telescope, you can turn the StarNavigator 102 into an astrophotography electronic camera by simply replacing one of its eyepieces with a DSLR or dedicated huge camera.

The Makings of an Exceptional Starter Scope

The StarNavigator 102 is a refracting telescope, rather than a reflecting telescope, and uses a fixed lens instead of mirrors for collecting light. Refracting light with lenses usually triggers color distortion in the last images, but this Meade computer-controlled telescope overcomes such chromatic aberration by utilizing a lens shaped and covered to be achromatic.


This lens, the StarNavigator 102 consists of these crucial features:

  • Two Meade 1.25-inch eyepieces
  • A red dot viewfinder
  • A DS-2000 single-arm robotic altazimuth mount
  • An aluminum tripod with an accessory tray
  • A Meade AudioStar hand controller with Astronomer Inside technology
  • A biological rhythm

You’ll likewise discover a copy of AutoStar Suite Astronomer Edition software application and training products on DVD bundled with the Meade computer-controlled telescope. The StarNavigator 102 has an internal battery pack that takes 8 AA batteries (not included), so you don’t need to plug in the telescope to a main supply.

What Is GoTo?

Right from the box, the StarNavigator 102 understands the night sky. This makes lining up the telescope and its preliminary setup easy and uncomplicated. After turning on the telescope and going through its short alignment procedure, you can right away take it on an assisted trip of the sky. To make it simple to accurately discover any of the 30,000 holy things in its internal memory, Meade equipped it with a function called GoTo.

With GoTo, you merely advise the telescope to go to a selected item. When set off from the hand control, the StarNavigator 102 slides into position and trains itself on the holy things you selected.


AutoStar is the name of the astronomy software application consisted of with this Meade computer-controlled telescope. It is PC software application that displays a number of comprehensive sky charts as well as the Hubble Space Telescope guide stars. The software is likewise essential for turning the StarNavigator 102 into an astroimaging electronic camera.

Measuring a Telescope

The core hardware of any telescope is its optics. Skilled astronomers look at the spec sheet of a telescope in order to understand its abilities. For a novice’s telescope, the optics in the StarNavigator 102 are fairly impressive. The telescope has a lens with these specifications:

  • Size of 102 mm, or 4 inches
  • Focal length of 800 mm
  • Focal ratio of f/7.7.

The other optics built into the scope’s tube are the red dot viewfinder and 2 eyepieces. The first eyepiece, an MA25mm, has a magnification of 32x, while the 2nd, an MA9mm, has a zoom of 89x.

The Meade StarNavigator 102 Refractor # 20099 Novice Telescope is not just an outstanding very first telescope for striving astronomers, however a good backup telescope for experienced stargazers. Unlike barebones starter telescopes, the StarNavigator 102 packs includes generally reserved for more costly telescopes and functions as a ready camera for astronomy photography. If you cannot quite choose which of a variety of Meade telescopes for sale to begin your astronomy hobby with, think about taking the StarNavigator 102 out for a spin.

levenhuk strike 50 NG

The Levenhuk Strike 50 NG Telescope- A Great Beginners Telescope

Warning – This Telescope Is Not A Toy – The Levenhuk Strike Is An Affordable Telescope With All The Trimmings

Your kids don’t require the most pricey telescope to study astronomy. The Levenhuk Strike 50 NG Telescope fits that description. While it comes with a handbook detailing how to orient the scope to find different celestial things in the night sky, users have to line up and variety the telescope themselves.


It comes in a colorful box, the Levenhuk Strike 50 NG Telescope is not a toy. You can finally have your expensive astronomy equipment all to yourself while the kids have their very own telescope so they can see far off worlds or constellations.

Levenhuk Telescope Comes with Everything a Young Astronomer Requires

Despite the fact that it is a kid’s telescope, Levenhuk built the Strike 50 NG from premium parts and equipped it with top quality optics too. In addition to the Levenhuk Strike 50 NG Telescope, you’ll discover the following hardware in the box:

Stainless-steel tripod
Sturdy yoke install
Plastic focuser
2 eyepieces
Wide-angle 3 x 20 finderscope
High-magnification 3x Barlow lens
Diagonal mirror

The 50 NG Offers Extraordinary Optics for a Beginner Scope

Focusing the Levenhuk Strike 50 NG Telescope starts with training the 3 x 20 finderscope on a remote object in the night sky. For a kids’ telescope, this finderscope provides an impressive range and a broad field of view. To get celestial items with the finderscope, you need to move around the yoke install. While a computerized telescope automates this procedure, having your kids physically position the Strike 50 NG assists them find out the best ways to precisely align and multitude telescopes.

The finderscope and the mount, the rack-and-pinion focuser is likewise crucial for getting targets in the night sky. There are two eyepieces included with the Levenhuk Strike 50 NG Telescope: a low-power, 20-mm eyepiece and a 6-mm version with much better magnifying power. To enhance the scope zoom, Levenhuk consists of a 3x Barlow lens, a unique concave lens suggested to sit between the eyepiece and the objective lens. With the Barlow lens and the 6-mm eyepiece in location, the Levenhuk Strike 50 NG Telescope has an optimum zoom of 200x.

Levenhuk’s Telescope Likewise Comes with Several Educational Tools

The telescope is not the only astronomy tool in the Strike 50 NG telescope kit. To assist kids appreciate astronomy, Levenhuk consists of the following instructional materials with this telescope:

  1. A handbook including astronomy facts about more than 280 celestial bodies
  2. Stellarium, a 3D planetarium software application that offers in-depth simulations of thousands of stars, planets and other celestial bodies viewable with a high-powered digital telescope
  3. Posters depicting the moon and solar system along with the sun and other stars
    A planisphere, a turning star chart for identifying celestial objects that’ll be visible at an offered date and time
  4. A compass so you can quickly orient yourself relative to the night sky prior to lining up the Levenhuk Strike 50 NG Telescope
  5. To spur a lifelong love of astronomy, buy your children Levenhuk’s Strike 50 NG Telescope from and watch them set their sights on the stars with unbridled enjoyment. In addition to excellent views of distant worlds and heavenly bodies, this telescope comes with educational products so your kids can grow their understanding of the universe.