Modern Engineering Marvels on MSN

Older than the sun, yet untraceable: 3I/ATLAS’s missing home

I have never seen such a strong CO2 peak in a comet spectrum,” said Martin Cordiner (NASA Goddard Space Flight Center), describing infrared measurements of interstellar comet 3I/ATLAS taken with the ...
Morning Overview on MSN

Astronomers watched a planet for years, then it vanished

Astronomers are getting used to a strange new kind of cosmic mystery: worlds that seem to appear in their data, linger for ...