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

After weeks of silence, NASA has officially dismissed speculation that 3I/ATLAS has anything to do with aliens.

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

The long-awaited photos, snapped by multiple NASA spacecraft between September and mid-October, show a tiny, glowing orb ...

"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.

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

NASA has scheduled a photo-dump of 3I/ATLAS images captured by the agency's fleet of ground and space instruments. You can watch it live.

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

As the countdown to the ISS's retirement has started, observers on Earth have a limited time left to watch the iconic space ...

For years, NASA has monitored a strange anomaly in Earth's magnetic field: a giant region of lower magnetic intensity in the ...

A Falcon 9 rocket topped with an ocean-observing satellite launched into space Sunday night from California's central coast.