Buying Guides
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Best Space Books for Kids
28 picks sorted by age, from board books for toddlers to Apollo history for teens.
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Best Barlow Lenses
Double or triple every eyepiece you own. 2x, 3x and 5x picks compared.
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Budget Telescopes That Are Sneakily Powerful
Five low-cost scopes that perform well above their price.
Free Resources
Space Printables
Free PDF quizzes and worksheets for kindergarten to adult, with answer keys.
3D Space Models
Spin real maps of the Moon and planets built from NASA data. Find craters, landing sites, the rings of Saturn, Uranus and Neptune and the moons of Jupiter.
Latest
The Moon and Pluto are two bodies that even though they belong in different categories – one is a dwarf…
Celestron has two entry-level series for amateur astronomers, the AstroMaster and the PowerSeeker telescopes. As a beginner, it can be…
The technology that NASA works on with the purpose of space exploration tends to end up having many uses down…
One of the most peculiar galaxies in the night sky that can be observed with just a backyard telescope is…
Triton is one of the most intriguing objects in the Solar system. Since its discovery in 1864, it was obvious…
So, you just got a brand new 8, 10, or 12-inch Dobsonian and you are amazed at all the power…
Reflecting telescopes (or reflectors) are one of the most popular types of stargazing devices on the market. But reflectors are…
Mercury and Venus are the two closest planets to the Sun in our Solar system. They formed approximately at the…
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