A vast, flat sheet of dark matter may solve the long-standing mystery of why our neighboring galaxy Andromeda is speeding ...

"We found an unexpected chemical complexity, with abundances far higher than predicted by current theoretical models." ...

This idea is called the big bang model—which is an unfortunate name because it brings to mind a cosmos expanding like an ...

What: New analyses using early observations from the European Space Agency’s Euclid mission examine how galaxy mergers trigger active galactic nuclei (AGN), luminou ...

By measuring the galaxy’s redshift, the scientists behind the discovery were able to confirm that its light has been ...

"There is a growing chasm between theory and observation related to the early universe, which presents compelling questions ...

Using the James Webb Space Telescope (JWST), astronomers have discovered a new dwarf galaxy, which received designation ...

Using the James Webb Space Telescope, scientists spotted thin and thick disks in galaxies as far back as 10 billion years ago—something never seen before. These observations reveal that galaxies first ...

NASA confirms galaxy MoM-z14 observed by the James Webb Space Telescope formed 280 million years after the Big Bang using ...

Recent James Webb Space Telescope data confirms a decade-old theory that the universe's earliest supermassive black holes ...

The new image shows one galaxy piercing another with intense quasar radiation. Astronomers likened the violent galaxy collision to a medieval joust. When you purchase through links on our site, we may ...