Europe's deep-space Herschel telescope has given up the ghost—running out of coolant after a successful mission to observe the birth of stars and galaxies, the European Space Agency said Monday.
Astronomy
Apr 29, 2013
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(Phys.org) —Blazars are the brightest of active galactic nuclei, and many emit very high-energy gamma rays. New observations of the blazar known as PKS 1424+240 show that it is the most distant known source of very high-energy ...
Astronomy
Apr 18, 2013
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A duo of astronomers, Dr. Youichi Ohyama (Institute of Astronomy and Astrophysics, Academia Sinica or ASIAA, Taiwan) and Dr. Ananda Hota (UM-DAE Centre for Excellence in the Basic Sciences or CBS, India), has discovered a ...
Astronomy
Apr 11, 2013
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(Phys.org) —Acquired by ESA's Planck space telescope, the most detailed map ever created of the cosmic microwave background – the relic radiation from the Big Bang – was released today revealing the existence of features ...
Astronomy
Mar 21, 2013
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(Phys.org) —ESA's Herschel space observatory is expected to exhaust its supply of liquid helium coolant in the coming weeks after spending more than three exciting years studying the cool Universe.
Space Exploration
Mar 5, 2013
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Theoretical astrophysicist Avi Loeb has a pretty good idea about how the universe's first galaxies formed, but he can't wait to see if his theories are right.
Astronomy
Mar 1, 2013
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(Phys.org)—This thin, glittering streak of stars is the spiral galaxy ESO 121-6, which lies in the southern constellation of Pictor (The Painter's Easel). Viewed almost exactly side-on, the intricate structure of the swirling ...
Astronomy
Feb 10, 2013
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(Phys.org)—When most people think of astronomers, they envision scientists who spend time peering at stars and galaxies through telescopes on high mountain tops. Rutgers astronomer Rachel Somerville depends on those who ...
Astronomy
Jan 24, 2013
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(Phys.org)—Where do we come from? What is the universe made of? Will the universe exist only for a finite time or will it last forever? These are just some of the questions that University of California, San Diego physicists ...
Astronomy
Jan 9, 2013
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(Phys.org)—Of the three telescopes carried by NASA's Swift satellite, only one captures cosmic light at energies similar to those seen by the human eye. Although small by the standards of ground-based observatories, Swift's ...
Astronomy
Dec 28, 2012
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