NASA's infrared telescope SPHEREx captured stunning images of interstellar comet 3I/ATLAS as it exited the solar system.

The celebrity comet 3I/ATLAS is showing itself out of our solar system for good — but not before the cosmic paparazzi at Earth's space agencies snap some of the clearest photos of it yet. Discovered ...

The comet broke into pieces after making a close approach around the sun in October 2025.

SPHEREx tracked the interstellar comet as it grew considerably brighter after perihelion.

WASHINGTON — NASA released fresh images on Wednesday of the interstellar object called 3I/ATLAS that astronomers have determined is a comet probably even older than our solar system, as space agency ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...

NASA on Wednesday released new images of an interstellar comet, just the third visitor ever confirmed from elsewhere in the galaxy, which show the object as a bright point of light surrounded by a ...

NASA hosted a livestream Nov. 19 to share newly released images of Comet 3I/ATLAS, the third known interstellar object to traverse our solar system. The unprecedented observation campaign utilized a ...

Just days ago, NASA dropped a batch of new images of a comet from an entirely different solar system that has for months been a source of public fascination and speculation. The object, named 3I/ATLAS ...