Buying Guides
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Best Eyepieces for Dobsonians
Eyepieces matched to the fast focal ratios of Dobsonian telescopes.
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Best Budget Telescope Eyepieces
Affordable eyepieces that beat the ones bundled with your scope.
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Best Telescopes for Viewing Planets
Scopes that show Saturn's rings, Jupiter's bands and the Martian poles.
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
Short answer: yes. All the stars in the Orion constellation and Orion’s belt are located in our own galaxy, the…
You might have heard someone use the term failed star when referring to the planet Jupiter, or other celestial objects.…
Virgo is one of the 88 recognized constellations in the IAU catalog, and one of the 12 constellations of the…
Libra is one of the 12 zodiac constellations in the ecliptic, and one of the 88 constellations in the catalog…
So, you are looking for an entry-level telescope and you want to know which one offers the best value? you…
The big dipper and the little dipper are two of the most popular star formations in the sky thanks to…
One of the rising brands in the optics industry is Svbony. They offer entry-level budget products with prices that seem…
The best telescope zoom eyepiece for most people is the Celestron 8-24mm. It costs under $125, fits any 1.25-inch focuser…
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