In December 2025, the European Space Agency’s XMM-Newton observatory captured a 20-hour X-ray exposure of interstellar object 3I/ATLAS while it was roughly 282–285 million kilometers away. At the time ...

Astronomers will receive alerts about celestial events within minutes of detection.

The JANUS science camera aboard ESA’s Jupiter Icy Moons Explorer (Juice) has captured new images of the interstellar object ...

“While 3I/ATLAS is a visitor from interstellar space, travelling from outside the Solar System, its behaviour is completely ...

Before we say goodbye to our interstellar visitor, another close encounter is on its way. This one could be course-altering.

Astronomers first spotted comet 3I/Atlas in data collected by the Asteroid Terrestrial-impact Last Alert System (ATLAS) in ...

Green Bank Telescope rules out alien signals in interstellar comet 3I/ATLAS after rigorous scientific deep search.

Harvard scientist Avi Loeb has slammed a seemingly far-fetched proposal to intercept interstellar comet 3I/ATLAS with a spacecraft, claiming that we’re putting energy in the wrong places.

This striking image from the science camera on ESA's Jupiter Icy Moons Explorer (Juice) shows interstellar comet 3I/ATLAS ...

Space scientists have revealed a new image of the mysterious space rock that passed through our solar system. Researchers said the picture shows the interstellar Comet 3I/ATLAS, suggested to be a ...

Feb. 17’s “ring of fire” annular solar eclipse was imaged from one of the only places to see it — a research station in Antarctica — from where the sun transformed into a perfect “ring of fire” for ...

For observers in Atlantic Canada, the eclipse will become visible shortly before sunrise, and the Moon will set during the ...