Last year, an interstellar traveler entered our solar system. Some speculated that it was an alien spacecraft, but it turned ...

The interstellar comet is a fossil from a planetary system that formed a long time ago in an area of our galaxy far, far away.

True hard sci-fi games are few and far between, but when game developers get the hard science right in games like Per Aspera, ...

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the third known interstellar comet ever spotted. When scientists turned NASA’s ...

The interstellar comet 3I/ATLAS seen July 21, 2025 when it was 277 million miles from Earth – Copyright AFP Daphné LEMELIN An interstellar comet that blazed past ...

A strange interstellar comet discovered last year and speculated by a prominent astronomer to be an alien spacecraft could be older than our Solar System, according to a new study. The comet, first ...

It was initially thought to have formed between three and 10 billion years ago, but researchers have now found that it could be even older, originating from an ancient planetary system nearly 12 ...

One year ago, on July 1 2025, astronomers discovered a fascinating new object moving through the Solar System. Detected by the Asteroid Terrestrial-impact Last Alert System (ATLAS), the object was ...

One year ago, on July 1 2025, astronomers discovered a fascinating new object moving through the Solar System. Detected by the Asteroid Terrestrial-impact Last Alert System (ATLAS), the object was ...

An interstellar comet that blazed past the sun and swung by Earth last year could be nearly three times older than our solar system and is unlike anything ever before seen in our cosmic backyard, ...

The interstellar comet 3I/ATLAS seen July 21, 2025 when it was 277 million miles from Earth (Handout, -) An interstellar comet that blazed past the Sun last year could be nearly three times older than ...

The latest interstellar visitor to be discovered in our solar system was born somewhere in the universe that was nothing like our home and, according to a new study, a time long before the solar ...