A massive, fast-orbiting planet is inching closer to its star, and scientists now have direct evidence of its impending ...

NASA is plotting a new mission that could be the one to finally uncover alien life in the universe. Or, it may uncover a ...

Telescopes have come a long way since the first one was invented in 1608. So what's the most powerful telescope operating ...

The two brightest planets, Venus and Jupiter, have a close meetup over several days, appearing closest over two days on ...

A large lunar crater featured in the iconic 'Earthrise' photo has just helped the European JUICE spacecraft hone its ...