- 1 What is the best telescope for viewing planets?
- 2 What can you see with a 100mm telescope?
- 3 What do the numbers mean when buying a telescope?
- 4 What kind of telescope should I buy to see stars?
- 5 What size telescope do I need to see the rings of Saturn?
- 6 How much does a decent telescope cost?
- 7 Can a telescope see the flag on the moon?
- 8 How much magnification do you need to see Jupiter?
- 9 What is a good focal length for a telescope?
- 10 What does F mean in telescopes?
- 11 How can you tell how strong a telescope is?
- 12 Is buying a telescope worth it?
- 13 What is a good telescope for a beginner?
- 14 How do I choose a good telescope?
What is the best telescope for viewing planets?
Best telescope for viewing planets
- Celestron NexStar 127SLT Computerized Telescope.
- Orion 8945 SkyQuest XT8 Classic Dobsonian Telescope.
- Celestron NexStar 5SE Telescope for Viewing Planets.
- Sky-Watcher 10″ Collapsible Dobsonian Telescope.
- Celestron NexStar Evolution 8 Schmidt-Cassegrain Telescope.
What can you see with a 100mm telescope?
What Objects Can You See with a 100mm Telescope?
- Bright image of the Moon.
- The cratered surface of the Moon.
- Bright planets like Mars, Saturn, and Jupiter.
- Saturn and its rings.
- 4 moons of Jupiter (with the eye-piece).
- Neptune and Uranus.
- Phases of Mercury.
What do the numbers mean when buying a telescope?
Any new telescope should have at least one eyepiece, and some sets come with two or three. An eyepiece is rated by millimeters, with smaller numbers indicating higher magnification. High- and low-power eyepieces each have their place in observing, so their value depends on the interests of the stargazer.
What kind of telescope should I buy to see stars?
One of the most common types of telescopes, refractor telescopes are the versions typically featured in popular media. At the front of the telescope, a lens known as an “aperture” directs light through the scope to a mirror into the eyepiece.
What size telescope do I need to see the rings of Saturn?
The rings of Saturn should be visible in even the smallest telescope at 25x [magnified by 25 times ]. A good 3-inch scope at 50x [magnified by 50 times] can show them as a separate structure detached on all sides from the ball of the planet.
How much does a decent telescope cost?
A good telescope can cost anywhere from $200 to $8000 US dollars.
Can a telescope see the flag on the moon?
Can you see an American flag on the moon with a telescope? Even the powerful Hubble Space Telescope isn’t strong enough to capture pictures of the flags on the moon. But the Lunar Reconnaissance Orbiter, the unmanned spacecraft launched in 2009, is equipped with cameras to photograph the moon’s surface.
How much magnification do you need to see Jupiter?
Generally a magnification of 30-50x the aperture of your telescope (in inches) works well on nights of average seeing. So if you have a 4-inch telescope, try 120x to 200x. If you have razor sharp optics and steady sky, you can get away with even more magnification. But you should experiment.
What is a good focal length for a telescope?
A good all round first telescope should have a focal length of around 1000mm to 1200mm. All refracting telescopes use a glass lens as their primary focusing unit.
What does F mean in telescopes?
Scope Focal Ratio (f/number): A lens or mirror’s focal length divided by its aperture. For instance, a telescope with an 80-mm-wide lens and a 400-mm focal length has a focal ratio of f/5. Eyepiece Focal Length: Eyepiece focal lengths are nearly always printed on the eyepiece itself and are labeled in millimeters.
How can you tell how strong a telescope is?
To figure out the magnification, divide the focal length of the telescope by the focal length of the eyepiece: If you have a 25-millimeter eyepiece and a refractor of 900 mm, the magnification is 36 power, written as 36x (or, 900 / 25 = 36).
Is buying a telescope worth it?
Most telescopes that cost less than $300 aren’t really worth it. We suggest getting good binoculars instead. Stay away from any telescope advertised for its magnifying power. For a child, look for a tabletop telescope that’s portable, easy to push around the sky, and virtually indestructible.
What is a good telescope for a beginner?
The Best Telescopes for Beginners
- Our pick. Celestron NexStar 5SE Telescope. The best telescope.
- Budget pick. Astronomers Without Borders OneSky Reflector Telescope. A scope without the GPS.
- Also great. Sky-Watcher Traditional Dobsonian Telescope (8-inch) Less portable, but amazing image quality.
How do I choose a good telescope?
As a rule of thumb, your telescope should have at least 2.8 inches (70 mm) aperture — and preferably more. Dobsonian telescopes, which are reflectors with a simple mount, provide lots of aperture at relatively low cost. A larger aperture lets you see fainter objects and finer detail than a smaller one can.