Enjoying EarthSky? Subscribe.

120,631 subscribers and counting ...

By in
on Feb 18, 2013

08jan10_430

Draw an imagainary line from the star Rigel through the star Betelgeuse to locate the Gemini stars Castor and Pollux

Draw an imagainary line from the star Rigel through the star Betelgeuse to locate the Gemini stars Castor and Pollux