NASA’s James Webb Space Telescope has detected methane actively venting from interstellar comet 3I/ATLAS, a body whose ...

Interstellar comet, 3I/ATLAS, might be one of the oldest celestial bodies ever seen, potentially forming 10 to 12 billion ...

Scientists failed to find radio signals emanating from interstellar comet 3I/ATLAS, further bolstering its status as a natural object, not one made by aliens.

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...

There is something almost offensive about a sky so full of stars and so empty of company. That is what gives Richard ...

NASA spacecraft observed the celestial iceball as it swung past Mars last October, venturing within 19 million miles ...

Interstellar comet 3I/ATLAS was almost called 3I/Rubin, after researchers found that the giant survey telescope coincidentally spotted this visitor from the stars over a week before it was officially ...

When Comet 3I/ATLAS entered our solar system last year—only the third known interstellar object to do so—astronomers took notice. When astronomers first discovered 3I/ATLAS in July 2025, the icy ...

Objects such as 'Oumuamua, Borisov and recently 3I/ATLAS have opened our eyes to the reality that outsiders regularly visit our solar system — and we're about to start spotting a whole lot more of ...