The James Webb Space Telescope has confirmed the oldest supernova ever observed, linked to GRB 250314A just 730 million years ...

Astronomers are learning more about the origins of supermassive black holes after new data is revealed from a 20-year-long ...

The European Southern Observatory's Extremely Large Telescope is set to have full scientific operations commencing by ...

Most smaller galaxies may not have supermassive black holes in their centers, according to a recent study using NASA's Chandra X-ray Observatory. This contrasts with the common idea that nearly every ...

The Hubble tension is especially troubling because it involves two sets of measurements that offer conflicting views of the ...

New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from ...

Supernovae aren't one of the JWST's main science themes, but the perceptive telescope is full of surprises. Recently, it ...

Cosmic dawn galaxies seen by JWST reveal hidden clues about dark matter and keep rival theories about its true nature alive.

In the heart of a distant spiral galaxy, a cosmic storm has erupted. This event is unlike anything astronomers have seen ...

The James Webb Space Telescope has found compelling evidence for "monster stars" — gigantic, primordial stars that existed in ...

If you look across space with a telescope, you’ll see countless galaxies, most of which host large central black holes, billions of stars and their attendant planets. The universe teems with huge, ...

For much of the twentieth century, scientists expected the expanding universe to slow over time. The opposite turned out to ...