The 38-foot-wide space rock is projected to come to within just 123,000 miles of our planet, according to NASA.

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

Kim officially became an astronaut in 2017. Expedition 72 and Expedition 73 marked Kim’s first visit to the ISS, where he ...

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

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

NASA’s latest measurements show that Earth is reflecting less sunlight back into space, a subtle dimming that carries ...

NASA seeks capabilities that enable the delivery of systems allowing crews to detect and interpret anomalous spacecraft ...

The comet will come much closer to Jupiter in March, zipping within 33 million miles. It will be the mid-2030s before it ...

This week marks the last chance for backyard astronomers to see interstellar Comet 3I/ATLAS before it races on its journey ...

Telescopes across the globe will track it so that astronomers can determine its exact location and make predictions about ...

A stray comet from another star is swinging past Earth. Discovered over the summer, the comet known as 3I/Atlas will pass ...

The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close. Interstellar ...