Stars Archive
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Did a Wandering Star Light Up Ancient Skies?
Posted on February 18, 2015 | 1 CommentSeventy thousand years ago our world, unmarked by agriculture and industry, was a very different planet. Back then Earth was shared by at least four separate types of human being. […] -
See a Nova in Delphinus Tonight!
Posted on August 19, 2013 | 2 CommentsAstronomers world-wide are thrilled by news of a nova, just visible to the unaided eye in the constellation Delphinus (the Dolphin), just beside the familiar Summer Triangle. Why are they […] -
The Star Older Than the Universe?
Posted on August 13, 2013 | 22 CommentsOur Solar System is old. Our best estimates from radiometric dating of meteorites suggest the Sun and its planets (including Earth) were forming some 4.6 billion years ago. The Universe […] -
How Far Away is the Farthest Star?
Posted on June 17, 2013 | 52 CommentsLooking up in to the night sky itтАЩs not difficult to see why the ancient Greeks believed that all the stars in the night sky were fixed on a celestial […] -
The Truth About Zeta Reticuli
Posted on May 9, 2013 | 111 CommentsZeta Reticuli, a dim binary system of Sun-like stars only 39.5 light years away in the little constellation of Reticulum is strangely well-known. Why is it so famous? This system […] -
M55: A Glorious Globular!
Posted on May 9, 2012 | 9 Comments€аA globular cluster is made of hundreds of thousands or even millions of stars packed together in a pretty compact ball. The stars in globular clusters are old and thereтАЩs […] -
The Other Sirius Mystery: Red or White
Posted on April 27, 2012 | 15 CommentsToday Sirius, the brightest star in the night sky is an unmistakable blue-white in colour although it does twinkle a lot and can appear to change colour. However no one […]