Star N6946-BH1, for which the American astronomers observed for several years, suddenly disappeared, according to the National Board of the USA on Aeronautics and research of space administration (NASA).
According to the report, the scientists do not know the exact reasons why the heavenly body disappeared from sight. The most likely hypothesis is gravitational collapse – the transformation N6946-BH1 black hole. Astronomers did not expect such a scenario, they were confident that the star will explode as a supernova, RIA Novosti reported.
Star N6946-BH1 was located at a distance of 22 million light-years from Earth in spiral galaxy NGC 6946. It was 25 times heavier than the Sun.