News articles tagged with 'dwarf'
Two dying stars reborn as one
— 9 Apr 2011 11:49 | AstronomyWhite dwarfs are dead stars that pack a Sun's-worth of matter into an Earth-sized ball. Scientists have just discovered an amazing pair of white dwarfs whirling around each other once…
Astrophysicist: White dwarfs could be fertile ground for other Earths
— 31 Mar 2011 15:03 | AstronomyPlanet hunters have found hundreds of planets outside the solar system in the last decade, though it is unclear whether even one might be habitable. But it could be that the best place…
A very cool pair of brown dwarfs
— 28 Mar 2011 17:42 | AstronomyBrown dwarfs are essentially failed stars: they lack enough mass for gravity to trigger the nuclear reactions that make stars shine. The newly discovered brown dwarf, identified as…
Baby stars born to 'napping' parents
— 9 Mar 2011 20:05 | AstronomyCardiff University astronomers believe that a young star's long 'napping' could trigger the formation of a second generation of smaller stars and planets orbiting around it…
Astronomers discover merging star systems that might explode
— 17 Nov 2010 10:59 | AstronomySometimes when you're looking for one thing, you find something completely different and unexpected. In the scientific endeavour, such serendipity can lead to new discoveries. Today,…
Brown dwarf found orbiting a young sun-like star
— 30 Jul 2010 10:04 | AstronomyAstronomers have imaged a very young brown dwarf, or failed star, in a tight orbit around a young nearby sun-like star…
Origin of key cosmic explosions still a mystery
— 13 Jul 2010 13:01 | AstronomyWhen a star explodes as a supernova, it shines so brightly that it can be seen from millions of light-years away. One particular supernova variety - Type Ia - brightens and dims so…
Extreme gravity effects revealed by oxygen for the first time
— 22 Jun 2010 10:07 | AstronomyAstronomers from SRON Netherlands Institute for Space Research and Utrecht University have found blurred oxygen signatures in the X-rays from a neutron star that 'eats' a white dwarf.…
Old star is 'missing link' in galactic evolution
— 18 Mar 2010 13:23 | AstronomyA newly discovered star outside the Milky Way has yielded important clues about the evolution of our galaxy. Located in the dwarf galaxy Sculptor some 280,000 light-years away, the…
Most extreme white dwarf binary system found with orbit of just 5 minutes
— 17 Mar 2010 15:18 | AstronomyAn international team of astronomers, including Professor Tom Marsh and Dr Danny Steeghs from the University of Warwick, have shown that the two stars in the binary HM Cancri definitely…