The Earth completes one rotation every 24 hours to give us day and night. When Britain faces the Sun it is daytime, but the other side of the world is in darkness. So in Australia it is the middle ...

NASA astronaut Don Pettit has posted another set of stunning shots, this time showing clouds as you’ve never seen them before.

An asteroid streaked past northern Siberia in the middle of the night Tuesday before burning up in Earth’s atmosphere, ...

If you happened to be in Russia’s far eastern Yakutia region on Tuesday night and glanced up at the sky, you might have ...

Earth rotates on its axis every 23.9 hours, defining day and night for surface dwellers ... scientists are increasingly monitoring Earth from space. NASA alone has dozens of missions dedicated ...

A "harmless" asteroid burned up Tuesday night above northern Siberia in Russia, creating a blazing fireball in the sky ...