Discovered on July 1 by the NASA-funded ATLAS telescope in Chile, 3I/ATLAS is only the third confirmed visitor from another ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

While scientists examine the comet's chemistry, telescopes across the solar system are capturing dramatic new images. NASA's ...

The ESA said that its JUICE team was surprised to see the "very clearly visible comet, surrounded by signs of activity." ...

According to NASA, Hubble took its latest photo of 3I/ATLAS on November 30 using its Wide Field Camera 3 instrument. At that ...

NASA and ESA both shared new images of the interstellar comet 3I/ATLAS this week, as the agencies gear up for the mysterious ...

He cited the astronomical gaffe in January, when The Minor Planet Center in Cambridge, Mass., announced the discovery of an ...

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

The 3I/ATLAS observatory captured a baffling 250,000-mile X-ray cloud around the interstellar comet 3I/ATLAS, with scientists ...

A rare interstellar visitor stunned observers with an extraordinarily bright emerald glow over Egypt, offering scientists new ...

NASA’s Hubble Space Telescope captured a deeper look at interstellar comet 3I/ATLAS, with its Wide Field Camera 3 instrument, ...