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Stories about: variable star

Expected Eclipse Could Reveal the Secrets of Epsilon Aurigae At the center of the Auriga constellation lies one of the weirdest star systems in the universe, Epsilon Aurigae, an F-type star about 389 million kilometers across that is being eclipsed every 27 years by an even larger disk of matter orbiting around it. That particular object could just as well become one of the gr... 6 June 2008 10:54 GMT New Type of Stellar Objects Discovered Most stars in the universe, including our Sun, end their lives as white dwarfs, highly dense objects burning the leftovers of the nuclear fuel of what used to be the core of the star during most of its life. These objects can be so dense that they can pack a mass of about 1.5 times that of the Sun into a volume compa... 5 May 2008 02:57 GMT Astronomers Measure Stellar Distance with 1% Accuracy European Space Observatory astronomers claim to have successfully measured the distance to a Cepheid star inside our galaxy, with a precision of about 1 percent, making it the most accurate stellar distance measurement ever. The observations have been conducted at ESO's New Technology Telescope at La Silla by le... 11 February 2008 03:58 GMT