The Hubble Space Telescope captured imagery of Jupiter and its Great Red Spot in 2023 and 2024. Credit: NASA, ESA, J.

I/ATLAS attracted attention when it was confirmed to be only the third body originating from another star system.

Astronomers have followed 3I/ATLAS since its discovery on July 1. Hubble photographed it on July 21 from 277 million miles ...

The Hubble Space Telescope has once again dazzled scientists and stargazers alike with a striking image of a galaxy once ...

Scientists uncover unusually high methanol levels "raging" beyond the nucleus of interstellar comet 3I/ATLAS, revealing ...

A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's ...

For the first time, astronomers have captured the brilliance of a superluminous supernova via gravitational lensing.

Using its most sensitive X-ray camera, the European Photon Imaging Camera (EPIC)-pn, XMM-Newton captured the comet glowing in ...

Harvard's Avi Loeb argues the 3I/ATLAS anti-tail defies solar physics, suggesting the interstellar visitor is not a comet but ...

Loveland Open Lands & Trails will host a Winter Solstice Celebration “Here Comes the Sun” Sunrise Event at 7-7:45 a.m.

There, it observes the universe free from atmospheric distortion. Its instruments and detectors need to be recalibrated ...

New gravitational lensing measurements by the TDCOSMO Collaboration support the Hubble Tension, confirming differences between Early and Late Universe Hubble Constant values using updated ...