Earth will have a second “mini-moon” in addition to its regular lunar companion for about two months starting on Sept. 29, ...

While Earth doesn’t have the twin suns of a “Galaxy Far, Far Away” it is soon expected to pick up another moon – at least for ...

Researchers have found evidence suggesting that the Earth may have once had a system of Saturn-like rings. The rings are ...

Matthew Dominick continues to wow us with impressive astrophotography from aboard the International Space Station.