Astronomy news
VLBA locates superenergetic bursts near giant black hole
Jul 02, 2009 |
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(PhysOrg.com) -- Using a worldwide combination of diverse telescopes, astronomers have discovered that a giant galaxy's bursts of very high energy gamma rays are coming from a region very close to the supermassive ...
Fermi Telescope reveals a population of radio-quiet gamma-ray pulsars
Jul 02, 2009 |
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(PhysOrg.com) -- A new class of pulsars detected by NASA's Fermi Gamma-ray Space Telescope is solving the mystery of previously unidentified gamma-ray sources and helping scientists understand the mechanisms ...
A Super-Efficient Particle Accelerator
Jul 01, 2009 |
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This image of data from NASA's Chandra X-ray Observatory and the European Southern Observatory's Very Large Telescope shows a part of the roughly circular supernova remnant known as RCW 86.
New class of black holes discovered
Jul 01, 2009 |
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A new class of black hole, more than 500 times the mass of the Sun, has been discovered by an international team of astronomers.
Astronomer's new guide to the galaxy: Largest map of cold dust revealed
Jul 01, 2009 |
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This new guide for astronomers, known as the APEX Telescope Large Area Survey of the Galaxy (ATLASGAL) shows the Milky Way in submillimetre-wavelength light (between infrared light and radio waves). Images ...
Astronomers discover pair of solar systems in the making
Jul 01, 2009 |
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Two University of Hawai'i at Mānoa astronomers have found a binary star-disk system in which each star is surrounded by the kind of dust disk that is frequently the precursor of a planetary system. Doctoral ...
Intense heat killed the Universe's would-be galaxies, researchers say
Jul 01, 2009 |
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(PhysOrg.com) -- Our Milky Way galaxy only survived because it was already immersed in a large clump of dark matter which trapped gases inside it, scientists led by Durham University's Institute for Computational ...
Largest ever survey of very distant galaxy clusters completed
Jun 30, 2009 |
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An international team of researchers led by a UC Riverside astronomer has completed the largest ever survey designed to find very distant clusters of galaxies.
Herschel Opens Its Infrared Eyes
Jun 29, 2009 |
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(PhysOrg.com) -- The Herschel Space Observatory has snapped its first picture since blasting into space on May 14, 2009. The mission, led by the European Space Agency with important participation from NASA, ...
Milky Way's super-efficient particle accelerators caught in the act
Jun 25, 2009 |
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Thanks to a unique "ballistic study" that combines data from ESO's Very Large Telescope and NASA's Chandra X-ray Observatory, astronomers have now solved a long-standing mystery of the Milky Way's particle ...
Galaxies coming of age in cosmic blobs
Jun 24, 2009 |
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The "coming of age" of galaxies and black holes has been pinpointed, thanks to new data from NASA's Chandra X-ray Observatory and other telescopes. This discovery helps resolve the true nature of gigantic ...
Galactic Colonization Limited By The Inability To Expand Exponentially
Jun 23, 2009 |
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(PhysOrg.com) -- For more than 50 years, many have taken the so-called Fermi Paradox to indicate that the existence of intelligent alien civilizations is an impossibility. However, a recent re-examination ...
Magnetic field on bright star Vega
Jun 23, 2009 |
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Astronomy & Astrophysics journal publishes the first detection of a magnetic field on the bright star Vega. Using the NARVAL spectropolarimeter of the Bernard-Lyot telescope on top of the Pic du Midi (Franc ...
Herschel's daring test: A glimpse of things to come
Jun 19, 2009 |
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Herschel opened its 'eyes' on 14 June and the Photoconductor Array Camera and Spectrometer obtained images of M51, 'the whirlpool galaxy' for a first test observation. Scientists obtained images in three colours ...
Odd discovery may help refine theories about how planets form
Jun 17, 2009 |
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An international team of researchers has found a planet around another star whose orbit is steeply tilted from the plane of the star's equator, a finding that contradicts some theories about how solar systems form.
