The comet will come much closer to Jupiter in March, zipping within 33 million miles (53 million kilometers). It will be the ...

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

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

Comet 3I/Atlas will make its closest approach to Earth this week after months-long intrigue around interstellar visitor - The ...

3I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches ...

I/ATLAS attracted attention when it was confirmed to be only the third body originating from another star system.

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

Comets are not the only celestial bodies with tails. Earth and Mercury also possess them, formed by different mechanisms.

NASA launches TRACERS satellites to reveal how solar energy penetrates Earth's magnetic shield and triggers space storms.

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 Jonny Kim and cosmonauts Sergey Ryzhikov and Alexey Zubritsky have touched down in Earth after 245 days on the ISS.

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