The JWST has spotted the presence of carbon dioxide on HR 8799’s four known planets, part of a system astronomers use to ...

New connections discovered between the Sun's photosphere and CI chondrites meteorites, providing clues about the origin of materials.

Wilmore and Williams, both former U.S. Navy test pilots, expected to remain in orbit for about 10 days on the mission, which was called Crew Flight Test (CFT). The main goal was to show that Starliner ...

The discovery is keeping astronomers on their toes about how planets are formed.

Saturn surpasses Jupiter with 128 newly discovered moons, becoming the planet with the most moons in our solar system.

The rate of stars going supernova near Earth appears to match two mass extinctions -- 372 million years ago and 445 million ...

Astronomers have identified a quartet of small rocky planets orbiting Barnard's star - one of our closest stellar neighbors - ...

Matteo Paz built a machine-learning algorithm in high school to analyze heaps of data for NASA. He just won a $250,000 ...

Astronomers from the Max Planck Institute for Astronomy have constructed the first detailed 3D map of the properties of cosmic dust in our home galaxy. For their map, the astronomers used 130 million ...

Astronomers have revealed new evidence that there are not just one but four tiny planets circling around Barnard’s Star, the second-nearest star system to Earth. The four planets, each only about 20 ...

An international team led by researchers in Japan and Europe has discovered a new multi-planet system around a Sun-like star, ...