then you've likely seen some of the stunning images of Earth as it appears from space. Sometimes these pictures are taken by spacecraft — like the famous pale blue dot photo which was snapped by ...

The first photo of Earth taken by humanity from space ... located about 1 million miles from Earth, takes an image of the full, sunlit side of the planet every two hours. In these photos, the ...

NASA just found a long-lost spacecraft orbiting the moon. The Indian Space Research Organization's (ISRO) Chandrayaan-1 probe was lost less than one year after its 2008 launch, but now, thanks to ...