Because of these strange features, experts say the tail does not look like it is made from the usual dust and gas that most comets release. On top of that, the tail becomes dim very quickly, which is ...

Interstellar comet 3I/Atlas has moved within 300 million km of Earth as scientists continue tracking its rare journey.

Three observations emerge from the latest forensic analysis that demand immediate scientific attention: The object displays ...

Avi Loeb notes that presumed comet 3I/ATLAS will be near Jupiter in March — near enough to “release some probes.” ...

The space agency got a close look at the interstellar visitor over the past few months as it zipped by Mars and the sun ...

The skies above Earth recently offered a rare cosmic display, visible from the International Space Station (ISS). Astronauts ...

Spectroscopy of other stars has led to most discoveries of exocomet systems. In research led by University of Colorado ...

The object is the third interstellar visitor to our solar system ever confirmed. It will reach its closest point to Earth ...

NASA released new images of 3I/ATLAS as it plunged towards the sun, captured by a host of the agency’s robots and probes.

NASA on Wednesday released new images and data of Comet 3I/ATLAS, the rare interstellar object that set off weeks of ...

A comet hurtling through the solar system from interstellar space is exactly what it appears to be, NASA officials said Wednesday, moving to quash a wave of online speculation.

Comet 3I/ATLAS was discovered on July 1 by the Asteroid Terrestrial-impact Last Alert System (ATLAS). Its previous best ...