Learn about the 3I/ATLAS mystery as Harvard's Avi Loeb reveals 'wobbling jets' that could suggest the interstellar visitor is ...

ESA's advanced XMM-Newton telescope discovered a faint X-ray glow from the 3I/ATLAS comet. What is this mysterious light it ...

How do you study the invisible?” This was the challenge the scientists at the ESA faced during the early days of December ...

Leading X-ray space telescopes XMM-Newton and XRISM have spotted a never-seen-before blast from a supermassive black hole. In ...

A ship carrying nearly 40 scientists will spend a month doing research at the edge of the Antarctic ice. There are goals but no guarantees, and plenty of perils.

Ever since the discovery of 3I/ATLAS, on July 01, 2025, the exocomet has never ceased to baffle scientists and stargazers ...

A red dwarf 130 light-years away has just rewritten the rules of space weather. For the first time, astronomers have captured definitive evidence of a massive coronal mass ejection from a star other ...

The Linac Coherent Light Source in California has been firing record-breaking X-ray pulses for years, but now it’s due for a ...

An alien comet, a Martian volcano, a man’s fall from the sun and a groundbreaking telescope’s first images: Here are the most jaw-dropping space photos of 2025.

For the first time in the history of observations, astronomers have recorded the merger of three galaxies, each of which ...

Harvard astrophysicist Avi Loeb asks whether interstellar comet 3I/ATLAS could shed cyanide debris towards Earth, while ...

Space is always inspiring and 2025 was no exception, with finding Betelgeuse’s buddy, debuting a prolific survey telescope ...