University of Chicago researchers have begun examining data collected by a device transported by a NASA balloon that flew ...

They won't say what went wrong (or for whom), but we do know what equipment helped ensure all astronauts returned safely.

In the dark hours before dawn over the Pacific, a SpaceX capsule carrying four exhausted astronauts sliced back through the atmosphere and splashed down near San Diego. Within hours, two of them were ...

The new crew will replace four station fliers who returned to Earth ahead of schedule last month due to a medical issue.

A fast-moving green glow on Jupiter is baffling scientists, showcasing the mysteries of our Solar System. Alongside this ...

Add Yahoo as a preferred source to see more of our stories on Google. The International Space Station is viewed from the SpaceX Dragon during its approach carrying four Nasa SpaceX Crew-11 members ...

For more than 35 years, the Hubble Space Telescope has been quietly building one of the largest visual records of the ...

Two ways of measuring how fast the universe is expanding disagree, a puzzle known as the Hubble tension. Tiny magnetic fields ...

NASA scientists are baffled by an unusual hexagon structure on Saturn, first spotted in the 1980s, that has been there ever ...

Using data from the James Webb Space Telescope, the world's biggest dark matter map has been released by NASA and shows an ...

HOUSTON—A new research analysis of a sample of Mars gathered by NASA’s Curiosity rover and initially studied by onboard instrumentation has determined that non-biological sources once considered ...