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

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

A Swarm of Dwarf Galaxies Buzz Around Our Milky Way's Twin Imagine the Milky Way and Andromeda as two massive aircraft ...

New research by the Atacama Cosmology Telescope (ACT) collaboration has produced the clearest images yet of the universe's ...

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

"We thought they were basically all going to be fried because the entire universe turned into a vat of boiling oil." ...

NASA’s Hubble Space Telescope marks its 100,000th exposure, capturing a dazzling quasar 9 billion light-years away with a ...

After five years of staring unblinking at the sky, the Atacama Cosmology Telescope (ACT) has compiled the most detailed map ...

NASA’s Hubble Space Telescope reached a remarkable milestone—its 100,000th exposure, capturing an image of a quasar located 9 ...

NASA’s Hubble Space Telescope marks its 100,000th exposure, capturing a dazzling quasar 9 billion light-years away with a ...

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

New research by the Atacama Cosmology Telescope, or ACT, collaboration has produced the clearest images yet of the universe’s ...