Unpredictable bursts of light are pulsing from the debris surrounding Sagittarius A*, offering new insights into the ...

The James Webb Space Telescope has captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in ...

Astronomers will use the Webb telescope to closely monitor the size and trajectory of an asteroid that has a slim chance of ...

Such a dramatic cut to a flagship space telescope still in its prime will be felt across the mission's entire operations, ...

Sensational "city killer" headlines aside, NASA and the European Space Agency reported the asteroid "has a very small chance" ...

YR4 continues to keep us on our toes as astronomers work to determine its potential threat to our planet, but the latest ...

Between spotting galaxies that shouldn't exist, capturing the interstellar medium with unprecedented clarity, and identifying ...

Explore the astonishing findings from the Webb Telescope on the restless black hole Sagittarius A* at the Milky Way's center.

By looking ever further back in time, the James Webb Space Telescope is at last revealing the first galaxies – and a very ...

Astronomers using the JWST have observed Sagittarius A* continuously flaring, reshaping our understanding of black holes.

The Asteroid Terrestrial-impact Last Alert System, or ATLAS, telescope in Rio Hurtado, Chile, first discovered 2024 YR4 on ...

On May 20, 1990, the Hubble Space Telescope sent its first image to Earth. This photo turned out to be 50% sharper than ...