The universe never ceases to intrigue us, and lately black holes got a lot of attention. This time, data from gravitational wave observatories suggests that two of these cosmic phenomena, who were born in different places, ended up colliding in space.
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Information about the collision came from Laser Interferometer Gravitational Wave Observatory (LIGO), based in the US, and the Virgo Observatory in Italy. Conclusion that black holes originated in different places part of the way how they spin when they merged. Since the article was published in Physical review D. explains that black holes that are born in the same place, as a rule, have aligned spins, which was not observed in this case.
Previously recorded events even show “shifted” black hole mergers, but most were close enough to lead to familiar connections. However, in fact, one of the holes was turning upside down in the most recent discovery – which is not easy to do, unless the two black holes come from different places.

Princeton University physicist Seth Olsen explains that “it would [extremamente] it is unlikely that this was due to two black holes that have been together all their lives.” The event is very important for the scientific community, as researchers will be able to “begin to study this region of the population.” [de buracos negros]”through him.
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Sagittarius A* is located at a distance of 26,000 light years from the solar system.
Seth Olsen and other members also identified nine other black hole mergers which escaped previous LIGO-Virgo studies. But according to Olsen, “out of 10 new ones, according to statistics, about three of them are probably caused by noise.” That is, they are not definitive detections of black hole mergers.
Despite this, he adds that they will follow “this tip to see if it really reflects something rare.”
Via: ScienceNews
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