Interstellar comet 3I/ATLAS reaches perihelion hidden from Earth's view. Learn why NASA and ESA spacecraft have a front-row ...

Most people would think that Earth only has one moon, but in reality it's had multiple moons on more than one time. And right ...

Space.com, which first reported the images, notes that this kind of Halloween-themed coincidence isn't new. The Sun has shown ...

The latest anomaly that has scientists and space enthusiasts talking as of late is a comet called 3I/ATLAS. As the comet ...

Comet 3I/ATLAS is warming up as it approaches the sun, causing a jet to emerge. The jet is visible in a dramatic new image.

A supersonic jet plane designed to make very little noise took flight for the first time this week, cruising over the ...

I/ATLAS has unexpectedly become bluer than the Sun, hinting that it could be emitting light, not just reflecting it — a sign ...

As the third confirmed interstellar object to pass through our solar system, 3I/ATLAS is prime for new discoveries. It was ...

Perihelion for 3I/ATLAS takes place on Oct. 30, when the interstellar interloper will be 1.35 astronomical units (125 million ...

Interstellar comet 3I/ATLAS has captivated astronomers as it makes a rare and dramatic passage around the Sun. Although ...

New telescope images show that the interstellar comet 3I/ATLAS is shooting a giant jet of gas and dust toward the sun. This ...

As 3I/ATLAS approached the inner solar system in September, the Nordic Optical Telescope in Spain's Canary Islands recorded a ...