Buying Guides
-
Best Barlow Lenses
Double or triple every eyepiece you own. 2x, 3x and 5x picks compared.
-
Budget Telescopes That Are Sneakily Powerful
Five low-cost scopes that perform well above their price.
-
Astronomy Gifts for Adults
Gift ideas for the stargazer or space fan who has everything.
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
For many people that are into stargazing, the choice of supplies and methodology to clean a telescope’s mirror is a…
One of the things no one tells you about a telescope is that the 10 minutes prior to using it…
There are four planets in the Solar system with a solid surface: Mercury, Venus, Mars, and of course, Earth. We…
Why do some famous people like Elon Musk insist so much that humanity must go to Mars? Why should we…
It’s the age-old question that is always heard in star viewing parties. “Which is a better diagonal? Erecting prisms or…
I recently posted an article talking about my recommendations for telescope covers, and a friend on Twitter asked why I…
Taking good care of your telescope is a must if you want to increase its longevity and make the most…
Beginner astronomers run into a common question after the first few times they use a new telescope. Where should you…
New content!
There is a new one every day.
-
Recently updated
-
