If you’ve started learning about space, you’ve probably heard the term ‘light year.’ But what is a light year? Despite …
Constellation Clues Crossword Puzzle
This crossword puzzle contains clues for ten major Northern Hemisphere constellations, and includes an answer key. Click on the preview …
All About Comets
Comets are visitors from the outer reaches of the solar system, and sometimes give a spectacular show to stargazers …
Galaxies and the Milky Way
The Milky Way is our home galaxy. It can be seen in the sky if the night is dark …
Understanding Lunar Eclipse
Lunar eclipses are a fascinating astronomical phenomenon. Occurring about twice a year, lunar eclipses are visible from a much …
All About the Moon
The moon is our nearest neighbor in space and the only heavenly body that people have visited! Learn more …