New photos, including a striking technicolor timelapse, show off the newly discovered interstellar object 3I/ATLAS as it ...

Astronomers have discovered a rare instance of a interstellar comet speeding through the solar system. The 3I/ATLAS was first spotted on July 1 by the NASA-funded Asteroid Terrestrial-impact Last ...

CAPE CANAVERAL, Fla. (AP) — 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 ...

Over the next few days, astronomers will pull together evidence to determine whether the object is a comet.

A rare visitor from beyond the stars is set to make its way into our solar system, as scientists finally work out what the mystery object is. According Harvard physicist Avi Loeb, the object - which ...

NASA discovered the third interstellar comet through a survey telescope in Rio Hurtado,Chile on Monday.

A comet has entered the Solar System from interstellar space and will pass through the inner planets later this year, NASA says.

The European Space Agency (ESA) already has such a mission in the works, in fact—Comet Interceptor, a sentinel spacecraft set to launch as early as 2029 to await some inbound comet or other object.

Experts have confirmed that the mysterious object hurtling towards us, previously dubbed A11pl3Z, is an "interstellar object." The cosmic interloper, officially named 3I/ATLAS, is only the third ...

On July 2, 1985, the European Space Agency launched the Giotto space probe to get a close-up look at Halley's Comet. Nearly nine months later on March 14, 1986, Giotto became the first spacecraft ...