News tagged with pulsating star
Pulsating star mystery solved
(PhysOrg.com) -- By discovering the first double star where a pulsating Cepheid variable and another star pass in front of one another, an international team of astronomers has solved a decades-old mystery. ...
Nov 24, 2010 |
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A New Class of Variable Stars Revealed
(PhysOrg.com) -- Modern astronomy sometimes makes discoveries by looking in new places, the distant universe for example, using telescopes and instruments that extend the previous limits of detection.
Feb 26, 2010 |
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A New Method of Estimating Stellar Distances
(PhysOrg.com) -- The star Chi Cygni is located about 550 light-years away, in the direction of the constellation of Cygnus the Swan. It is a notable star because, unlike the sun which still burns hydrogen ...
Dec 21, 2009 |
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Close-up photos of dying star show our sun's fate (w/ Video)
(PhysOrg.com) -- About 550 light-years from Earth, a star like our Sun is writhing in its death throes. Chi Cygni has swollen in size to become a red giant star so large that it would swallow every planet ...
Dec 15, 2009 |
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Brightness variations of sun-like stars: The mystery deepens
(PhysOrg.com) -- An extensive study made with ESO's Very Large Telescope deepens a long-standing mystery in the study of stars similar to the Sun. Unusual year-long variations in the brightness of about one ...
Dec 07, 2009 |
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Hubble telescope to get last tuneup during International Year of Astronomy
From troubled beginnings nearly 18 years ago, the Hubble Space Telescope has revolutionized astronomy and its stunning images have stirred the imaginations of people around the globe.
Dec 31, 2008 |
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