A rare interstellar visitor known as comet 3I Atlas is currently drifting through our Solar System. At first glance, it might ...

The National Aeronautics and Space Administration (NASA) has officially classified the interstellar object 3I/ATLAS as a comet, citing spectral data that indicates standard glacial and dust activity.

Interstellar comet 3I/ATLAS was almost called 3I/Rubin, after researchers found that the giant survey telescope ...

Scientists confirmed that the interstellar comet 3I/ATLAS, which passed closest to Earth in December 2025, showed no detectable technosignatures strong enough to suggest it is an alien spacecraft.

3I/ATLAS is the fastest comet ever recorded and its interstellar! NASA's Goddard Space Flight Center explains. Credit: NASA's Goddard Space Flight Center Paul Morris: Lead Producer Music Credit: "God ...

NASA’s Europa Clipper and ESA’s JUICE captured opposite sides of interstellar comet 3I/ATLAS at the same time, revealing strange chemistry inside it.

Astronomers analyzed the vapors coming off the comet when it neared the sun and found it had a lot of "heavy" water. That hints it grew up in a frigid planetary system, possibly before its home star f ...

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will in a matter of days come as close to our planet as it ever will. The impending cosmic rendezvous – if you want to call it ...

The interstellar comet 3I/ATLAS was the third object ever discovered in our solar system that originated from another star system. Despite a viral conspiracy theory, NASA officials have repeatedly ...