Buying Guides
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Best Telescopes Under $100
The cheap scopes that are worth buying, and the ones to skip.
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Best Telescopes Under $200
Where budget scopes start showing planets and bright galaxies well.
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Best 50mm Telescopes
Small, light starter scopes for the Moon and the brightest planets.
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
TLDR Six missions have gotten close to Ganymede, and one is on its way to actually orbit it: No spacecraft…
Table of Contents TLDR: The Quick Picks Connecticut has eight real options for a dome show or a night behind…
Most “beautiful star names” lists give you a wall of forty names dumped into “boy” and “girl” buckets with a…
The Local Group is the patch of universe we happen to live in: a gravitationally bound cluster of galaxies roughly…
Table of Contents How Many Types of Nebulae Are There? Five, if you’re being precise about it: emission, reflection, dark,…
TLDR NASA’s active astronaut corps hovers around 40 people at any given time, drawn from a pool that’s grown to…
Table of Contents TLDR Seven astronauts carry a real Connecticut connection: Jack Hathaway (South Windsor, currently aboard the ISS on…
Mars, Jupiter, and Titan get most of the attention, and they’ve earned it. But the solar system has more than…
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