Energy in space does not work the way it does on Earth. Solar panels help, but sunlight is not constant on the Moon. Nights ...

It is the 12th long-duration ISS team that NASA has flown aboard a SpaceX launch vehicle since Elon Musk's rocket venture began sending U.S. astronauts to orbit in 2020.

A massive star 2.5 million light-years away simply vanished — and astronomers now know why. Instead of exploding in a supernova, it quietly collapsed into a black hole, shedding its outer layers in a ...

By Will Dunham WASHINGTON, Feb 14 (Reuters) - Astronomers have observed a planetary system that challenges current planet formation theories, with a rocky planet that formed beyond the orbits of its ...

Four new crew members are on their way to the International Space Station after launching into orbit early Friday morning ...

CAPE CANAVERAL, Fla. — A new crew rocketed toward the International Space Station on Friday to replace the astronauts who returned to Earth early in NASA’s first medical evacuation. SpaceX launched ...

The four Crew-12 astronauts will bring the International Space Station’s staff back to seven after a month of operating with three people on board.

An interstellar comet racing through our solar system released methanol, methane and cyanide, NASA says. Could these life linked molecules hint at how worlds across the cosmos are seeded?

Astronomers have uncovered a distant planetary system that flips a long-standing rule of planet formation on its head. Around the small red dwarf star LHS 1903, scientists expected to find rocky ...

NASA had to put spacewalks on hold and defer other duties after an unidentified astronaut experienced a serious medical issue in January.

Live updates from NASA's SpaceX Crew-12 astronaut liftoff aboard a Falcon 9 rocket Friday, Feb. 13, from Cape Canaveral Space Force Station.

In this image, the Cocoon Nebula appears as a glowing, heart-shaped cloud, with a star-filled sky stretching behind it.