The company, which was founded by Elon Musk, marked its 600th successful landing of one of its orbital-class rockets with the ...

"The possible existence of an ocean suggests that a large body of water may have persisted for a long time. That could have ...

In space, astronauts have to learn to live without gravity — whether they're aboard (ISS) or on a journey to the moon, such ...

A large number of high-quality night sky livestreams from around the world will let you hunt for the Lyrids from the comfort ...

This mission, which launched on April 1 and splashed back down to Earth on April 10, sent a crew of four astronauts on a journey around the moon and back. This was the first crewe ...

I'm honored to be a part of the team continuing this adventure for a new generation of Starfighters, both young and old.' ...

The Lyrid meteor shower peak is almost here, and we may be in store for spectacular fireballs and shooting stars.

Small, dim, and almost invisible, dwarf spheroidal galaxies are packed to the brim with something we can't see:. They're like ...

A remote Antarctic research team became the only people on Earth to witness a rare annular solar eclipse — and one scientist ...