SpaceX's Starship spacecraft splashed down into the Indian Ocean Friday after the company performed a mostly successful test ...

The Moon is nearing its First Quarter phase tonight, meaning almost half of its visible surface is now illuminated as it ...

U.S. viewers will get their best view of the cosmic duo overnight on May 22-23, as the moon advances towards Regulus through ...

After a seven-month hiatus, SpaceX is set to launch a new, more powerful version of its Starship megarocket — reigniting a make-or-break testing campaign aimed at hashing out unprecedented rocketry ...

The smallest planet appears after sunset as the waxing Moon reaches First Quarter and star clusters shine in the sky this ...

Ganymede and Europa transit Jupiter tonight, while Io disappears in an occultation. West Coast observers can catch a double ...