Suni Williams and Butch Wilmore have been on the International Space Station for 15 weeks. They were only supposed to be ...

Astronomers and sky watchers have their fingers crossed that an approaching comet could put on a nighttime show on Earth next ...

Two cosmonauts have set the record for the most days spent continuously aboard the International Space Station (ISS), ...

Two American astronauts have inadvertently been aboard the space station for much of the Russians' record-setting stay.

Crew-9, SpaceX's ninth operational commercial crew mission for NASA, will lift off Thursday, Sept. 26, at 2:05 p.m. EDT (1805 GMT). NASA astronaut Nick Hague and Russian cosmonaut Aleksandr Gorbunov ...

Comet Tsuchinshan-ATLAS (C/2023 A3) will soon be reaching its closest point to the Sun and continues to get brighter, ...

What is the cost of progress? 5 years ago, Brad Pitt starred in an underrated sci-fi thriller that asked that very question.

Astronauts on the International Space Station, which has been in orbit for decades, have collected a stunning array of images ...

A remarkable photo taken by an astronaut aboard the ISS shows SpaceX’s Polaris Dawn Crew Dragon capsule entering Earth’s ...

As Suni Williams and Butch Wilmore spend months longer than planned on ISS, three astronauts tell us what life is like in ...