Interstellar Comet 3I/ATLAS Formed in a Frigid Milky Way Region
TL;DR Summary
ALMA measurements of deuterated water in interstellar comet 3I/ATLAS show it formed in a far colder, chemically distinct region of the Milky Way than the solar system, with deuterated-water content about 30 times higher than solar-system comets and roughly 40 times Earth's oceans.
- Interstellar invader comet 3I/ATLAS formed in a world much colder than the solar system Space
- Scientists trace latest interstellar comet’s home to a cold, isolated corner of the Milky Way AP News
- Comet 3I/ATLAS was born in a region of the Galaxy vastly different from our Solar System, billions of years ago BBC Sky at Night Magazine
- Fastest comet ever recorded spewed 70 Olympic pools’ worth of water daily Yahoo
- Water D/H in 3I/ATLAS as a probe of formation conditions in another planetary system Nature
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