Water found on Comet 12P/Pons-Brooks is "virtually indistinguishable" from water found on Earth. A "devil" comet's water is ...

Chemical profiling traces the source of water in one of the brightest known comets to keep returning to the Solar System.

The discovery renews the debate about how Earth got its oceans. If comets like 12P/Pons-Brooks carried water to our young ...

Our new results provide the strongest evidence yet that at least some Halley-type comets carried water with the same isotopic ...

Loeb is not dismissing the comet theory, but he argues the odds of something unusual are higher than most assume. On his ...

New research has uncovered compelling evidence that water from a comet is strikingly similar to that found in Earth's oceans, ...

In 2024, scientists studying ancient sediments in the eastern United States reported signs of a comet exploding in Earth’s ...

Comet 12P/Pons Brooks shows a D/H water ratio matching Earth’s oceans, revealed through ALMA and NASA IRTF observations.

A massive comet trail may have caused climate upheaval on Earth more than 12,000 years ago, sparking the Younger Dryas.

Researchers found that Comet 12P/Pons-Brooks contains water matching Earth’s oceans. The comet, nicknamed the “devil comet,” was studied using advanced observatories in Chile and Hawaii.

An interstellar comet spotted by NASA is headed for our solar system, showing up near Earth later this year, but it's another ...

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...