News tagged with variable star

A New Class of Variable Stars Revealed

( -- 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.

dateFeb 26, 2010 in Astronomy
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Symbiotic Stars

( -- Many, perhaps even most stars, are members of binaries -- two stars that orbit each other. Symbiotic stars are a small subset of binaries with an attitude: they display characteristic, dramatic, episodic ...

dateFeb 22, 2010 in Astronomy
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A New Method of Estimating Stellar Distances

( -- 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 and is in its mature ...

dateDec 21, 2009 in Astronomy
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