A mysterious spiraling blue light illuminated the night skies over Europe on Monday. The cosmic whirlpool was captured in stunning video and appears to have been created by the SpaceX Falcon 9 ...

A mysterious light blue swirl puzzled skywatchers from Britain ... The SpaceX rocket was launched Monday afternoon from Cape Canaveral Space Force Station in Florida. As the rocket rose higher ...

Think your favorite music is out of this world? Classical music lovers gathered as Johann Strauss II’s masterpiece “The Blue ...

Have you ever wondered why Earth is bathed in sunlight while outer space appears pitch black, even though both exist under ...

The difference between how light behaves on Earth and how it travels in the emptiness of space, explains the beautiful blue skies and the vast darkness of space. Why is the sky blue in colour?

Blue Origin successfully completed its 12th human spaceflight and the 32nd flight for the New Shepard program Saturday.