The fate of a comet that was predicted to pass close to Earth remains a mystery five years after its dramatic breakup in the ...

Comet C/2025 K1 ATLAS, a relatively new visitor from the outer solar system, has broken apart after swooping close to the Sun ...

Hubble Space Telescope Takes Best Picture Yet of the Comet Visiting From Another Solar System CAPE CANAVERAL, Fla. (AP) — The Hubble Space Telescope has captured the best picture yet of a high-speed ...

The widely talked about Comet 3I/ATLAS will pass by the sun on Thursday, but it will be December before stargazers can get a glimpse of the object. The first reported observations of the comet were ...

The Hubble Space Telescope has captured the clearest image yet of a high-speed comet from another star system visiting our solar system. NASA and the European Space Agency released the new photos on ...

A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, ...

The comet, discovered in July 2025, originated far beyond our Solar System and is thought to be around 7 billion years old - even older than the Sun. Two stunning new images of the interstellar comet ...

New infrared observations reveal that the rare interstellar visitor known as comet 3I/ATLAS has dramatically brightened during its farewell tour of the solar system.

Astronomers have found a distant world that challenges planetary formation theory, with a rocky planet where gas giants should be.

Katelyn Eaman can appreciate the power of the sun better than most. The geology graduate student researches how Mars’ now-barren landscape was carved and transformed by ancient waterways. That water ...