For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the ...

In December 2025, NASA's SPHEREx space telescope captured stunning infrared images of comet 3I/ATLAS as it dramatically brightened during its farewell tour of the solar system. This remarkable event, ...

First its rotation slowed between March and May 2017, taking 46 hours to complete a spin where it had once taken only 20 hours. This occurred as the comet neared its closest point to the sun, roughly ...

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

Interstellar comets are the original cosmic explorers, and by studying their metallic whispers, we are learning the secrets ...

Astronomers are tracking a visitor called 3I/ATLAS, the third confirmed interstellar object ever observed. The two previous instances were 1I/’Oumuamua in 2017 and 2I/Borisov in 2019. 3I/ATLAS is ...

A rare event was observed as comet 41P/Tuttle-Giacobini-Kresák dramatically slowed its rotation and then spun in the opposite direction. This extreme change in spin, driven by material jets, was ...

STUNNED astronomers have spotted a new comet out in space – and it this could be a pretty special one. There’s a chance it’ll ...

An interstellar comet first spotted passing through our solar system in July is beginning its departure from our corner of the universe — but first it will fly by Earth, and scientists are capturing ...

Add Yahoo as a preferred source to see more of our stories on Google. If you’ve ever wanted to see a chunk of the early solar system with your own eyes, now’s your chance. The comet C/2025 A6, ...

Add Yahoo as a preferred source to see more of our stories on Google. 3I/ATLAS is only the third interstellar object detected in our solar system As comet 3I/ATLAS continues its exciting journey ...

The Gemini North telescope in Hawaii captured high-resolution footage of Comet C/2025 K1 (ATLAS) disintegrating. The imagery reveals the comet's fragments tumbling apart.