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U.S. officials confirm first known interstellar meteor struck Earth in 2014

U.S. officers verify first identified interstellar meteor struck Earth in 2014

The meteor, often called CNEOS 2014-01-08, crash-landed off the northeast coast of Papua New Guinea on Jan. 8, 2014.

April 14, 2022, 2:20 PM UTC

U.S. officers confirmed Wednesday {that a} small area rock that traveled by means of the skies of Papua New Guinea in 2014 earlier than crashing off the northeast coast was in truth a meteor that traveled from one other photo voltaic system.

The meteor, often called CNEOS 2014-01-08, crash-landed on Jan. 8, 2014. It was really recognized as an interstellar meteor in a 2019 research co-written by Amir Siraj, who on the time was an undergraduate pupil at Harvard College, and Abraham Loeb, a professor of science at Harvard.

But it surely was not confirmed to be an interstellar meteor till the U.S. Area Command launched a doc on the invention.

Within the doc, U.S. Area Pressure Lt. Gen. John Shaw stated officers reviewed extra information associated to Siraj and Loeb’s discovering and “confirmed that the speed estimate reported to NASA is sufficiently correct to point an interstellar trajectory.”

Siraj wrote about his findings in a Scientific American article revealed on Tuesday.

“The CNEOS entry for the 2014 Manus Island fireball indicated the meteor hit the Earth’s environment at about 45 kilometers per second — very promising,” he stated.

“Nonetheless, a few of this pace got here from the thing’s movement relative to the Earth and the Earth’s movement across the solar. Teasing aside these results with the assistance of pc packages that I wrote, I discovered that the thing had overtaken the Earth from behind earlier than placing our environment, and sure had a sun-relative pace nearer to 60 kilometers per second.”

For the subsequent a number of months Siraj and Loeb labored to get their work revealed in a journal however repeatedly bumped into obstacles as a result of their information got here from a NASA database that doesn’t reveal sure info, corresponding to how correct the readings are.

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That modified a couple of weeks in the past once they had been capable of get a affirmation from Shaw.

CNEOS 2014-01-08 is the primary interstellar meteor to hit Earth, nevertheless it’s not the one one. The interstellar meteor Oumuamua was found in 2017, and Borisov was found in 2018.

So, this put up “U.S. officers verify first identified interstellar meteor struck Earth in 2014” finish. Thanks and finest regard !

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