The optical illusion occurs because people are used to interpreting shadows as coming from an overhead light source. But that's not necessarily the orientation of spacecraft. In many satellite photos, ...

Our satellite is a little off-balance. GRAIL data show a mass asymmetry of a few percent between its near and far sides.

Venus currently rises in the east at 3:35 a.m. local daylight time. The eerie, low glimmering of Venus is a harbinger of ...

Check out this Video where Mr Doodle Covers A Clock Face in Doodles! What Do you think of this Doodled Object? Let us know in the comments! ------------------------------------------------------------ ...

Some of the best Apple Watch Face apps on the App Store right this minute. Every different sort of watch face you can imagine ...

Experts agree China is a valid threat to NASA's return to the moon plans. Here's why there is a rush to get SLS off the ...