(Phys.org) -- By combining the light of three powerful infrared telescopes, an international research team has observed the active accretion phase of a supermassive black hole in the center of a galaxy tens of millions of ...
Astronomy
May 16, 2012
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Astronomers, using the European Space Agency's (ESA) Herschel Space Observatory, have shown that the number of stars that form during the early lives of galaxies may be influenced by the massive black holes at their hearts. ...
Astronomy
May 9, 2012
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(PhysOrg.com) -- A team of astronomers at Jodrell Bank Observatory have begun the deepest ever high-resolution radio imaging of the region around the Hubble Deep Field (HDF), the images originally captured by the Hubble Space ...
Astronomy
Mar 27, 2012
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(PhysOrg.com) -- One of the most bizarre predictions of Einstein's Theory of General Relativity is the existence of back holes, objects that are so dense that not even light can escape from their gravitational grasp. A related ...
Astronomy
Feb 9, 2012
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(PhysOrg.com) -- Scientists at the Naval Research Laboratory (NRL) are part of an international team that has pooled their radio observations into a database, producing the highest precision map to date of the magnetic field ...
Astronomy
Feb 3, 2012
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(PhysOrg.com) -- The center of just about every galaxy is thought to host a black hole, some with masses of thousands of millions of Suns and consequently strong gravitational pulls that disrupt material around them. They ...
Astronomy
Feb 3, 2012
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(PhysOrg.com) -- Astronomers using the partially completed ALMA observatory have found compelling evidence for how star-forming galaxies evolve into 'red and dead' elliptical galaxies, catching a large group of galaxies right ...
Astronomy
Jan 11, 2012
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(PhysOrg.com) -- The world's most famous radio telescope will become the "Karl G. Jansky Very Large Array" to honor the founder of radio astronomy, the study of the Universe via radio waves naturally emitted by objects in ...
Space Exploration
Jan 11, 2012
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(PhysOrg.com) -- This composite image shows the central region of the spiral galaxy NGC 4151. X-rays (blue) from the Chandra X-ray Observatory are combined with optical data (yellow) showing positively charged hydrogen (H ...
Astronomy
Dec 28, 2011
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(PhysOrg.com) -- Two studies appearing in the Aug. 25 issue of the journal Nature provide new insights into a cosmic accident that has been streaming X-rays toward Earth since late March. NASA's Swift satellite first alerted ...
Astronomy
Aug 24, 2011
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