Posts Tagged ‘constellation’
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Scientists recently discovered that two binary stars in the Big Dipper, Alcor and Mizar, are actually a group of sextuplets. “Finding that Alcor had a stellar companion was a bit of serendipity,” says Eric Mamajek, leader of the team that found the star. Above, the first image of Alcor (blotted out) and new Alcor B. (Credit: University of Rochester)
U. ROCHESTER (US)—In ancient times, people with exceptional vision discovered that one of the brightest stars in the Big Dipper was, in fact, two stars so close together that most people cannot distinguish them. Now scientists have discovered that the twins are actually sextuplets. Continue…
Monday, December 28, 2009 16:54 - 1 Comment
Science & Technology - Jun 10, 2009 6:00 - 1 Comment
Photos capture debris from galactic collisions
Above, a deep optical image of Arp 220, located 250 million light years away in the constellation Serpens. New tidal debris is seen as the southern extension. Below, a new image of the Antennae galaxies in the constellation Corvus, 65 million light years from Earth, shows new tidal debris at the northern tip.
