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 ...

Researchers have identified a galaxy that existed when the universe was less than 300 million years old. This galaxy, known ...

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 ...

Hubble’s latest image reveals the Small Magellanic Cloud (SMC), a nearby dwarf galaxy visible from Earth without a telescope.

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

Launched Tuesday night from California by SpaceX, the Spherex observatory will survey the sky every six months from an orbit ...

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

Am astrophotographer has now unveiled the most breathtaking photo of the Andromeda galaxy we've ever seen, and he took it ...

As the solar system moved through this dust-rich region, Earth may have received an increased influx of interstellar particles.

An unusual elliptical galaxy with a history of absorbing smaller galaxies appears to be approaching its next target.