Several thousand years ago, a star some 160,000 light-years away from us exploded, scattering stellar shrapnel across the sky. The aftermath of this energetic detonation is shown here in this striking image from the NASA/ESA ...
Astronomy
Aug 22, 2016
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New research from the University of Warwick finds a new type of exotic binary star, in which a rapidly-spinning burnt-out stellar remnant called a white dwarf sweeps powerful beams of particles and radiation over its nearby ...
Astronomy
Jul 27, 2016
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A group of researchers using the W. M. Keck Observatory have discovered a planet-like body that may have been encrusted in limestone and is having its surface layers devoured by its deceased host star. In addition to extending ...
Astronomy
Jun 14, 2016
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Astronomers have detected a sub-stellar object that used to be a star, after being consumed by its white dwarf companion.
Astronomy
May 18, 2016
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When the star that created this supernova remnant exploded in 1572, it was so bright that it was visible during the day. And though he wasn't the first or only person to observe this stellar spectacle, the Danish astronomer ...
Astronomy
May 12, 2016
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What's the value to exoplanet science of sifting through old astronomical observations? Quite a lot, as a recent discovery out of the Carnegie Institution for Science demonstrates. A glass plate spectrum of a nearby solitary ...
Space Exploration
Apr 28, 2016
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A trio of researchers, two with the Federal University of Rio Grande do Sul and the other with Universität Kiel has discovered something very unique—a white dwarf with an atmosphere that is made almost completely of oxygen. ...
For all their enormous size and furious energies, stars are remarkably simple. Knowing just their mass and the smattering of elements heavier than hydrogen we can predict their lives from cradles to grave. But every now and ...
Astronomy
Apr 1, 2016
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Scientists have used data from NASA's Chandra X-ray Observatory and the NSF's Jansky Very Large Array to determine the likely trigger for the most recent supernova in the Milky Way. They applied a new technique that could ...
Astronomy
Mar 30, 2016
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A team of astronomers including Harvard's Robert Kirshner and Peter Challis has detected a flash of light from the companion to an exploding star. This is the first time astronomers have witnessed the impact of an exploding ...
Astronomy
Mar 22, 2016
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