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.

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 ...

NASA has confirmed that interstellar comet 3I/ATLAS safely passed Earth without any deviation from its predicted trajectory, dismissing online fears of a potential impact or orbital anomaly. Pixabay ...

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.

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.

A comet born around another star is carrying water unlike anything ever measured in our solar system. Observations of interstellar comet 3I/ATLAS, published in Nature Astronomy in June 2026, reveal ...

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 ...

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 ...

A rare comet from another star system is revealing just how different alien solar systems may be from our own.

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 ...