The European Space Agency's spacecraft Euclid on Wednesday released a treasure trove of new data in its quest to map and ...

Andromeda XXXV is only about 20,000 times more massive than our Sun—very small, even for a satellite galaxy. For comparison, ...

"Starburst galaxies birth lots of hot blue stars that burn fast and die quickly in explosions that unleash intense ...

Millions of years ago, our Solar System sailed through the Orion Complex, part of the vast Radcliffe Wave structure. This ...

Scientists suspect lightweight dark matter might ionize hydrogen in the Milky Way’s core. This could also explain the 511-keV ...

CU Boulder researchers found massive, dust-filled galaxies called UFOs using JWST, challenging previous galaxy formation ...

Although black hole radiation can be catastrophic in some cases, it may assist life once oxygen has accumulated in the planet ...

The Big Wheel, discovered using the James Webb Space Telescope, formed just 2 billion years after the big bang - surprisingly ...

Watch the first full trailer for Disney/Pixar's 'Elio,' about an 11-year-old who finds himself transported across the galaxy ...

Black holes have such extreme gravity that not even light can escape. They have been caught shredding entire stars and can ...

Astronomers say they have traced a mysterious pulsing in the Milky Way to a surprising source: a dead star locked in a dance ...

It's rare for any observatory to directly image a planet beyond our solar system, called an exoplanet, but the powerful James ...