Astronomers are rolling out a welcome mat for a newly identified visitor from beyond our solar system. The object — thought to be a comet — is only the third-ever confirmed interstellar visitor to ...

The newest comet to create a buzz among sky watchers was spotted recently, and it will be coming closer to Earth in October - possibly giving us a better look at this once-in-a-lifetime visitor from ...

The European Space Agency is making use of spacecraft designed for Mars and Jupiter missions to track interstellar comet 3I/ATLAS as it continues its journey through our solar system. First spotted in ...

A new image shows the growing tail of a comet from another star system streaking across our solar system. The image of comet 3I/ATLAS was captured on Aug. 27 using one of the telescopes at the ...

A comet from another star system will swing by Mars on Friday as a fleet of spacecraft trains its sights on the interstellar visitor. The comet known as 3I/Atlas will hurtle within 18 million miles ...

A rare visitor from another star system has been spotted. It's the interstellar comet 3I/ATLAS, and it was detected on July 1 by the NASA-funded Asteroid Terrestrial-impact Last Alert System, or ATLAS ...

CAPE CANAVERAL, Fla. — NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency spotted the quick-moving object with the sky-surveying Atlas telescope in Chile ...

A rare interstellar comet — only the third ever confirmed to enter our solar system — was photographed last week, closely approaching Mars, the European Space Agency said Tuesday. The images taken on ...

Some people will look at this thing and go: “It’s a comet.” Others will look at it and go: “It’s alien technology.” According to ScienceAlert, it was July 1 when astronomers clocked a strange, ...

CAPE CANAVERAL, Fla. — NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency spotted the quick-moving object with the Atlas telescope in Chile recently, and ...

A comet traveling outside the solar system and heading toward the Earth is much larger than scientists first believed, a scientist has detailed in a new report. Avi Loeb claims the comet could even be ...