A NASA satellite believed to be inactive since the 1960s has shocked astronomers. It's not uncommon to have such missions go ...

Starfish Space's second Otter Pup spacecraft was launched into orbit, marking the first step in a satellite docking test ...

Is it a green aurora with pink stripes, or a white aurora with green stripes? That, apparently, became the question on the International Space Station, at least for Expedition 73 flight engineer and ...

The sails, which have already been built into small satellites, use plasmas to propel in the same way sailboats use wind.

A soft electroactive gel enables untethered robots to deform, grip, and move using only external electric fields, eliminating ...

The moon is a key step in the journey of space exploration, but making it habitable brings up lots of questions around space ...

From the ISS, scientists are capturing rare lightning above storms that could impact radio, climate, and safety.

Astronauts perplexed as long-dead Nasa space probe suddenly emits powerful energy blast - Researchers suspect collision with ...