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comet, 3I and ATLAS

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 · 7h
Interstellar comet 3I/ATLAS points to a far colder planetary birthplace
Research findings are available online in the journal Nature Astronomy. The original story “ Interstellar Comet 3I/ATLAS points to a far colder planetary birthplace ” is published in The Brighter Side of News. Like these kind of feel good stories? Get The Brighter Side of News’ newsletter.

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IFLScience on MSN · 1d
Interstellar comet 3I/ATLAS has astonishingly high ratio of semi-heavy water to water, over 40 times Earth's oceans
 · 2d · on MSN
3I/ATLAS contains 30 times more semi-heavy water than comets in our solar system
5h

Astronomers Discover Major Clue About 3I/ATLAS’ Origins

In addition to fleshing out 3I/ATLAS’s lonely backstory, it’s also a clue about how other star systems form. Study coauthor ...
1d

Fastest comet ever recorded spewed 70 Olympic pools’ worth of water daily

3I/ATLAS is now sailing away from Earth and our solar system itself, but astronomers have already learned a wealth of ...
4d

Rare interstellar comet spews massive amounts of water into space

A comet named 3I/ATLAS was first discovered on July 1, 2025, and is located about 420 million miles away from Earth, ...
19h

Alien comet reveals our solar system is the oddball

Comet 3I/ATLAS, an object from another star that was found speeding through our solar system last summer, is now fading from ...

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