Comets usually fade quietly once they swing past the Sun. Interstellar comet 3I/ATLAS did not follow the same path. Instead, ...
NASA's Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer (SPHEREx) was built for ...
The interstellar visitor, only the third such object to be discovered passing through our solar system, ignited controversial ...
NASA’s SPHEREx telescope observed a dramatic outburst from interstellar comet 3I/ATLAS after its October 2025 solar flyby.
For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the ...
As next-generation telescopes map this outer frontier, astronomers are bracing for discoveries that could reveal hidden planets, strange structures, and clues to the solar system’s chaotic youth.
A Harvard scientist has suggested that our Solar System may be far more crowded with interstellar objects than anyone ...
A NASA spacecraft has discovered organic chemicals on 3I/ATLAS, which Harvard scientist Avi Loeb claims raises the ...
This twist — that 3I/ATLAS' outer layers have been baked by the sun — does not derail our mission. It just makes the science ...
Morning Overview on MSN
Mysterious space object is leaving eerie traces we were never meant to see
Far out in the dark between the stars, a small visitor is carving a path through our solar system and leaving behind patterns ...
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 ...
January brought a wide range of thoughtful science conversations featuring researchers from the SETI Institute, spanning everything from hands-on planetary defense with citizen scientists to careful ...
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