NASA's Nancy Grace Roman Space Telescope is one giant step closer to unlocking the mysteries of the universe. The mission has ...

But new research from the James Webb Space Telescope, a collaboration of NASA and its European and Canadian counterparts, is ...

The James Webb telescope has spotted three gigantic "red monster" galaxies that were spawned soon after the Big Bang. They're ...

Dark matter is an essential element of galaxy formation and physics, according to the standard theory of how the universe ...

If another gravity theory is correct, "then the broader implications are enormous," astrophysicist Stacy McGaugh told ...

James Webb Space Telescope, NASA's latest and most advanced space observatory, has continued to capture breathtaking images ...

Roughly 400,000 years after the Big Bang, the universe cooled just enough to allow photons to escape from the primordial ...

Gravitational distortions produced by distant galaxies show a slight—but notable—disagreement with Einstein's predictions.

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

Astronomers have identified three ultra-massive galaxies -- nearly as massive as the Milky Way -- already in place within the first billion years after the Big Bang. This surprising discovery was made ...

which can be seen as a faint shape around the two bright images of the quasar. Hubble unexpectedly finds double quasar: This ...

The Putnam Museum and Science Center is hosting NASA's traveling exhibit, Hubble Telescope: New Views of the Universe, from ...