The Milky Way as a laboratory for civilizations Any attempt to chart alien societies has to start with the structure of The Milky Way itself, a disk roughly 100,000 light years across with hundreds of ...

This space exploration video takes viewers on a cinematic voyage through spectacular alien worlds, using a futuristic star ...

"Milky Way season," when our galaxy's bright center is most visible, is now beginning in the Northern Hemisphere. The best time to see the Milky Way in the U.S. is generally from March to September.