NASA astronaut Jonny Kim flew home with two Roscosmos cosmonauts from the International Space Station packed tight in their ...

The Shenzhou-20 spacecraft was deemed not safe enough to return its crew after the cracks were found, prompting an orbital ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

Voyager 1, NASA’s deep-space probe, could soon become the first spacecraft to reach a historic milestone. In November 2026, the probe will be one light-day from Earth.

Comet C/2025 R2 (SWAN)'s backdrop is dominated by the Eagle Nebula — a vast cosmic structure of dust and hydrogen-rich gas ...

After a yearslong series of setbacks, NASA's Escape and Plasma Acceleration and Dynamics Explorers, or ESCAPADE, mission has ...

Scientists in Boulder are using existing NASA spacecraft to track a rare interstellar comet called 31/ATLAS as it travels ...

The video revealed that the Moon may hold massive underground caverns — pit craters over 100 meters deep — that could become ...

Communications between Earth and NASA spacecraft were critically vulnerable to hacking for years until an AI found the flaw ...

NASA has lost contact with a Mars orbiter that has circled the planet for more than a decade, collecting science data and serving as a communications relay.

Space agencies are now focusing on menstrual care for astronauts. Longer missions to the Moon and Mars require sustainable ...

Before 3I/ATLAS, the only other confirmed interstellar tourists we've seen were the now-famous, cigar-shaped 'Oumuamua' in ...