Earth may have grown around a rock from an alien star system

3 years ago 344

Interstellar objects similar ‘Oumuamua mightiness walk done our star strategy successful specified precocious numbers that 1 could person acted arsenic a effect astir which Earth grew

Space 8 November 2021

By Jonathan O’Callaghan

Artist's content   of `Oumuamua

An artist’s content of ‘Oumuamua, an entity from interstellar space

Interstellar objects whitethorn person seeded the enactment of planets successful star systems similar our own, perchance solving a cardinal occupation with satellite enactment theories.

In 2017, researchers observed an entity from different star strategy passing done our ain for the archetypal time. They named the entity ‘Oumuamua, and the wide presumption is that it was immoderate benignant of asteroid oregon comet ejected from its big prima system. A 2nd interstellar object, the comet Borisov, was seen successful 2019. The detection …

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