How much time?! Loeb: "It's the size of Manhattan Island." What exactly is this Space Object '3I/Atlas' that has been ...

New images captured by NASA, which have not yet been released yet, show the changing tail of 3I/Atlas. The comet is currently ...

Panic and speculation rise as reports of 'two moons', UFO sightings, and the interstellar object 3I/ATLAS spark wild theories ...

According to NASA, the object was discovered on 1 July 2025 by the DOE/NSF-supported Asteroid Terrestrial-impact Last Alert ...

New observations from the Nordic Optical Telescope, in the Canary Islands, Spain, suggest that 3I/ATLAS's unusual anti-solar ...

The NASA-funded ATLAS survey telescope in Rio Hurtado, Chile, made the initial discovery of the comet on July 1 and ...

The gas plume around 3I/ATLAS contains much more nickel than iron (as found in industrially-produced nickel alloys) and a nickel-to-cyanide ratio that is orders of magnitude larger than that of all ...

A cryptic warning from a Harvard astrophysicist about an unusual interstellar object, 3I/ATLAS, has ignited online ...

The mysterious interstellar object dubbed 3I/ATLAS has once again baffled astronomers with its unusual activity as it vanished behind the sun, where Earth’s telescopes cannot see it. It ...

First detected in July, Comet 3I/ATLAS measures nearly 5.6 kilometres across and weighs an estimated 33 billion tonnes.

New images of the 33-million ton interstellar object confirmed it is releasing a nickel alloy commonly used in the aerospace ...

For the first time in history, the UN-endorsed IAWN has designated an interstellar object, 3I/ATLAS, as a planetary defence ...