Astronomers have long used the Milky Way as a benchmark for studying galaxy formation and evolution, assuming that its ...

Back in the 1960s, Frank Drake, an American astrophysicist and astrobiologist, proposed an equation aimed at estimating the ...

For a long time, astronomers believed galaxy formation followed a very specific model: cosmic gas collects in clumps, stars ...

A shockwave caused by the galaxy NGC 7318b slamming into four other galaxies is akin to a "sonic boom from a jet fighter." ...

Edwin Hubble's revelation in 1924 that the Andromeda Nebula was, in fact, an 'island universe,' was a pivotal moment in our ...

As the universe expands (as it does in a dark matter-dominated universe) the distance between us and all other stars ...

The Hubble Space Telescope captured an image of NGC 4694, a galaxy that possesses unusual properties that complicate its ...

The largest magnetic fields in the universe may have found themselves charged up when the first stars began to shine, ...

An international team of astronomers has identified three ultra-massive galaxies—each nearly as massive as the Milky ...

Giant filaments crisscross the universe, connecting galaxy clusters like superhighways between cities. Their shape and ...

To explore the galaxy and hunt for resources, intelligent aliens might need to turn their home stars into natural spaceships, ...

For decades, scientists have used the Milky Way as a model for understanding how galaxies form. But three new studies raise ...