Comet Nishimura came into NASA's STEREO-A spacecraft's field of view. The solar wind was interacting with the tail of the ...

Like meteors, space junk travels at vast speeds as it travels through the atmosphere and it begins burning up spectacularly.

David Leckrone's Hubble Ultra Deep Field image reveals a breathtaking view of deep space, filled with vivid colors and a rich blend of stars and cosmic elements. Robert O'Dell captured striking rays ...