The astronauts who flew aboard the Boeing Starliner for its maiden crewed voyage undocked Tuesday morning from the ISS and are on their way home.

Turns out, there’s a lot more floating around the planet Saturn than those famous rings. Space scientists announced last week they’ve discovered Saturn has 128 more moons, for a total of 274, far more ...

A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system ...

An international team of astronomers reports the detection of two new brown dwarfs orbiting distant stars using NASA's ...

Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...

A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system, according to a new study.

The Schuler period was important for the invention of the gyrocompass: Even Albert Einstein was involved in the development ...

For the first time, we have visual confirmation of a white dwarf/red dwarf system responsible for puzzling intermittent radio ...

Isar Aerospace, a German startup founded seven years ago, is positioned to become the first in a new generation of European launch companies to reach orbit with a privately funded rocket.

Watch this time-lapse of SpaceX's Crew-10 capsule autonomously docking with the International Space Station on Sunday.