CAPE CANAVERAL, Fla. (AP) — Stuck NASA astronaut Suni Williams steps out on a spacewalk. As we approach solar maximum, ...

Supermassive black holes can have trillions of times more mass than the Sun, only exist in specific locations, and could ...

There’s plenty of action at the center of the galaxy, where a supermassive black hole (SMBH) known as Sagittarius A* (Sgr A*) literally holds the galaxy together. Part of that action is the creation ...

A cosmic object spotted by the James Webb Space Telescope has flummoxed astronomers. Now a research team has studied hundreds ...

For humans, the most important star in the universe is our Sun. The second-most important star is nestled inside the Andromeda galaxy. Don't go looking for it -- the flickering star is 2.2 million ...

The intrepid mapping mission has collected more than three trillion observations that'll change the way we see our neck of ...

NASA's Parker Solar Probe has flown into the Sun's corona. Structures known as coronal streamers and the Milky Way can be ...

The European Space Agency's Milky Way-mapper Gaia has completed the sky-scanning phase of its mission, racking up more than 3 ...

Issues delivered straight to your door "I expect Gaia's best results are still to come." ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

A rare group of aligned, star-birthing dwarf galaxies resemble a cosmic string of pearls. Astronomers have discovered a rare ...

Two stars in Wolf-Rayet 140 collide, forming carbon-rich dust. Webb captured 17 expanding dust shells, revealing ...