1 abril 2015
Many, perhaps most, stars in the Universe live their lives with companions by their sides – in so-called binary systems. Until recently, however, the ancient RR Lyrae stars appeared, for mysterious reasons, to live their lives all alone. A recent study led by Chilean astronomers shows that RR Lyrae stars may not be as lonely as previously thought.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/hBIfVQwAmoo/150401145330.htm
