NASA astronaut Jonny Kim, who was born and raised in Los Angeles, returned to Earth Tuesday after 245 days in space. Kim and ...

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

NASA astronaut Jonny Kim and Roscosmos cosmonauts Sergey Ryzhikov and Alexey Zubritsky landed on Russia's Soyuz MS-27 on Dec.

"This observation also demonstrates that we can use Webb to find individual stars when the universe was only 5% of its ...

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

Russian Soyuz crews are now spending eight months aboard the space station instead of six to stretch supplies and lower costs ...

NASA astronaut Jonny Kim flew home from the International Space Station alongside two Roscosmos cosmonauts landing in the ...

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

Astronomers have sighted the oldest known stellar explosion, dating back to when the universe was less than a billion years ...

The 84-foot-diameter space rock—dubbed "2025 XM"—is hurtling through the solar system at a zippy 9,753 miles per hour.

NASA’s Hubble Space Telescope captured a deeper look at interstellar comet 3I/ATLAS, with its Wide Field Camera 3 instrument, ...

While scientists examine the comet's chemistry, telescopes across the solar system are capturing dramatic new images. NASA's ...