NASA scientists were stunned when a strange radio signal from the Sun refused to fade away. Instead of lasting a few hours or ...

The Mars Telecommunications Orbiter (MTO) "will provide NASA with a high-speed, low cost" communications relay network, ...

The Psyche mission, on its way to study an asteroid of the same name, approached within 2,864 miles of the red planet on May ...

Mars enthusiasts underwhelmed by some of the first dusty images of the planet to be beamed back to Earth by the Curiosity rover that landed there on Sunday were reassured by NASA Tuesday that more ...

NASA’s Psyche spacecraft used Mars’ gravity to gain speed on its journey toward a strange metal-rich asteroid deep in the ...

Solar Orbiter has spotted a large sunspot group forming on the opposite side of the Sun – if it's still active when it rotates into view, it could trigger solar flares.

Elisha Sauers writes about space for Mashable, taking deep dives into NASA's moon and Mars missions, chatting up astronauts ...

NASA's LOXSAT will test the technologies required to refuel in Earth's orbit, enabling large crewed missions to the moon and ...

On May 20, 1978, NASA launched a spacecraft to Venus. [‘On This Day in Space’ Video Series on Space.com]( The mission was ...

Jezero Crater is the home of NASA's Perseverance rover. See a bird's-eye view of the crater with this animated flyover ...

What new methods can be used to provide safe landing sites for Artemis astronauts on the lunar south pole? This is what a ...

A team of scientists has recorded one of the most detailed views ever of a failed solar eruption, a powerful blast from the ...