Astronomers have spotted a mysterious object passing in front of a star twice as massive as the Sun. And while the mystery remains unsolved, certain hypotheses are put forward in order to explain this
phenomenon. ...
Автор: notebookcheck.net
Источник: https://www.notebookcheck.net/Astronomers-discover-a-mysterious-object-that-attenuates-the-brightness-of-a-distant-star.1228352.0.html