The rare interstellar comet, also known as 3I/ATLAS, was first discovered in July and has been photographed several times.

Comet 3I/ATLAS was first detected in July, sparking a flurry of interest among scientists and in amateur astronomy circles.

With the government reopened, the space agency at last released pictures captured by a fleet of government spacecraft of an ...

It's possibly as big as Manhattan, likely older than our own solar system, and it's traveling through space at speeds of up ...

"It's going to look different because it didn't come from our solar system and that's what makes it so magical." ...

NASA is unveiling close-up pictures of the interstellar comet that's making a quick one-and-done tour of our solar system.

"It's the only launch vehicle that can meet the orbit, the schedule and the cost to achieve something unprecedented with ...

The new study involved taking a fresh look at the "Altamura Man," which is an exceptionally well-preserved Neanderthal ...

Interstellar comet 3I/ATLAS has spent the last several months on a tour of our solar system. NASA spacecraft and telescopes ...

NASA released fresh images on Wednesday of the interstellar object called 3I/ATLAS that astronomers have determined is a ...

Comet 3I/ATLAS appeared as little more than a glowing white blob in NASA's long-awaited Mars images of the so-called "alien ...