The universe's first galaxies were hot messes, according to a recent study. During their younger days, they were wild, ...

Sydney scientists fixed NASA’s James Webb Space Telescope without ever leaving Earth. Using AI-powered software called AMIGO, ...

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

NASA has used the James Webb Space Telescope to better understand the universe just after the Big Bang. The results have ...

JWST observations show that early galaxies were chaotic, gas-filled systems rather than stable disks. Researchers from ...

Dark-energy evidence suggests the universe will end in a “big crunch” roughly 20 billion years from now. The universe is nearing the halfway point of what may be a 33-billion-year lifespan, according ...

So much happened in the earliest moments of the universe. Elementary particles appeared, the first nuclei of hydrogen and ...

If it is a galaxy, it would be the oldest known galaxy in the cosmos, but it could also be a brown dwarf or an early black hole.

He led a team of scientists who helped confirm that a Big Bang was the source of the universe. The discovery earned him a ...

Tel Aviv scientists predict ancient radio signals from the early Universe that could reveal how dark matter shaped stars and ...