NASA reveals high-resolution images of interstellar comet 3I/ATLAS after the US shutdown. Is it alien tech? Associate ...

I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object ...

That book is none other than Ursula K. Le Guin's classic novel The Left Hand of Darkness, which is Carol Sturka's (Rhea ...

The radius of the particles in the outflow from 3I/ATLAS must be bigger than 1 micron in order for them to reach the observed ...

Harvard's Avi Loeb maintains a 'Rank 4' assessment for interstellar visitor 3I/ATLAS, citing 15 anomalies that defy natural ...

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

Everyone's favorite interstellar comet, 3I/ATLAS, flew past Earth overnight, coming within about 168 million miles (270 million kilometers) of our planet.

The sudden silence of a veteran Mars spacecraft has turned a routine comet flyby into one of the most intriguing space ...

I/ATLAS may have moved away from Earth as it makes its way out of the solar system, but this interstellar intruder continues ...

On Dec. 20, commander Reid Wiseman, pilot Victor Glover, and mission specialists Christina Koch and Jeremy Hansen emerged ...

From ‘Adolescence’ to ‘Pluribus’ and the Seth Rogen-aissance — FT writers talk through the hits and flops of the year ...

Learn how you can say farewell to comet 3I/ATLAS as it passes by Earth on Dec. 19, 2025, and what we have learned during its ...