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'Glitch’ In Pulsar ‘glitch’ Theory
December 18, 2012 — Researchers have called in to question a 40 year-old theory explaining the periodic speeding up or ‘glitching’ of pulsars. A pulsar is a highly magnetized rotating neutron star formed ... > full story -
A Cosmic Holiday Ornament, Hubble-Style
December 18, 2012 — Astronomers using NASA's Hubble Space Telescope have photographed a festive-looking nearby planetary nebula called NGC 5189. The intricate structure of this bright gaseous nebula resembles a ... > full story -
How White Dwarfs Mimic Black Holes
December 17, 2012 — Astronomers have revealed that bright X-ray flares in nearby galaxies, once assumed to indicate the presence of black holes, can in fact be produced by white dwarfs. They made the discovery by ... > full story -
Exploding Star Missing from Formation of Solar System
December 17, 2012 — A new study challenges the notion that the force of an exploding star forced the formation of the solar ... > full story -
Study Reveals a Remarkable Symmetry in Black Hole Jets
December 13, 2012 — Black holes range from modest objects formed when individual stars end their lives to behemoths billions of times more massive that rule the centers of galaxies. A new study using data from NASA's ... > full story -
An Older Vega: New Insights About the Star All Others Are Measured by
December 11, 2012 — Vega, a star astronomers have used as a touchstone to measure other stars' brightness for thousands of years, may be more than 200 million years older than previously ... > full story -
Hypergiant Star Amazes for 30 Years
December 9, 2012 — Astronomers have published the results of a 30-year study of an extraordinary hypergiant star. They have found that the surface temperature of the super-luminous star HR 8752 increased by about 3000 ... > full story -
New Chemical Reaction Could Explain How Stars Form, Evolve, and Eventually Die
December 7, 2012 — Researchers have discovered a molecular-level interaction that science had puzzled over for decades but had never seen. That discovery, it turns out, may redefine how science views chemical compound ... > full story -
X-Ray Vision Can Reveal Moment of Birth of Violent Supernovae
December 7, 2012 — Astronomers have uncovered new evidence that suggests that X-ray detectors in space could be the first to witness new supernovae that signal the death of massive ... > full story -
Image of the Carina Nebula Marks Inauguration of VLT Survey Telescope
December 6, 2012 — A spectacular new image of the star-forming Carina Nebula has been captured by the VLT Survey Telescope at the European Southern Observatory's Paranal Observatory and released on the occasion of the ... > full story
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