Discovered on July 1 by the NASA-funded ATLAS telescope in Chile, 3I/ATLAS is only the third confirmed visitor from another ...

Discovered on the first day of July 2025, by the Atlas Terrestrial-Impact Last Alert System (ATLAS), 3I/ATLAS is an ...

Interstellar comet 3I/ATLAS is now visible in the UK night sky! The third confirmed alien visitor, whose chemical fingerprint is 'older than our Sun', makes its unrepeatable, 221,000 km/h flyby. Get ...

Speculation about alien life, a new nitrogen map, AI as a thesis supervisor, groundbreaking telescopes and multi-million-euro ...

The X-ray astronomy satellite XRISM observed the comet 3I/ATLAS and targeted its X-ray emissions to discern the object’s ...

Astronomers have used the James Webb Space Telescope (JWST) to discover that a distant "hot Jupiter" planet has two ...

The Webb space telescope observed a supernova that took place when the universe was 730 million years old, setting a new ...

Gravitational wave detectors may have picked up a signal from a mysterious object too small to be a regular black hole or ...

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

A New Mexico college campus is working towards having its own astronomy center and it’s not just a place to gaze at the stars ...

Harvard astrophysicist Avi Loeb argues that the anomalous interstellar visitor 3I/ATLAS exposes a critical gap in humanity's ...

The longest gamma-ray burst ever observed has UNC Chapel Hill astronomers questioning the very nature of these cosmic ...