NASA’s TESS spacecraft captured dozens of images of interstellar comet 3I/ATLAS in. The data show the rare visitor behaves ...

The interstellar visitor may still have a few things to tell us before it leaves our solar system.

The interstellar comet 3I/ATLAS arrived looking like a routine icy visitor and then promptly started shredding the rulebook ...

Physics sets unforgiving limits on how fast anything can move, yet the same laws also leave surprising room for creative ways to cross the gulf between stars. The real question is not whether the ...

What: A forward-looking SETI Live discussion examining the most significant space science missions, discoveries, and observational opportunities anticipated in 2026.

An international team of scientists has examined dust grains gathered by the NASA Stardust spacecraft and brought back to Earth – and has discovered that they originated in the interstellar dust ...

Interstellar comet 3I/ATLAS is about to make its closest appearance to Earth today. This event is significant for astronomers studying the object. The comet offers a rare opportunity to examine matter ...

The Hubble Space Telescope has captured startling structures on interstellar comet 3I/ATLAS, narrow, sun-facing dust streams that defy conventional comet models, as researchers publish deep analyses ...