News tagged with energy star
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Ultra-Powerful Laser Reproduces How Star's Jets Travel through Interstellar Space
Nov 20, 2009 |
4.5 / 5 (8) |
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(PhysOrg.com) -- A multi-trillion-watt laser at the University of Rochester has simulated a stellar jet -- an outpouring of matter from a fledgling star -- with unprecedented realism.
Hunting for Planets in the Dark
Nov 19, 2009 |
4.8 / 5 (4) |
5
A proposed space mission that aims to measure dark energy could also detect planets that current surveys are unable to find.
Maps Unveil the Source of Starburst Galaxy's Winds
Nov 18, 2009 |
5 / 5 (8) |
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(PhysOrg.com) -- A research group at Kyoto University has discovered that shocks are the primary energy sources that excite the galactic wind region of starburst galaxy NGC 253. Their images of the center ...
Calif. requires TVs to be more energy-efficient (Update)
Nov 18, 2009 |
5 / 5 (2) |
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(AP) -- California regulators adopted the nation's first energy-efficiency standards for televisions Wednesday in hopes of reducing electricity use at a time when millions of American households are switching ...
Ticking stellar time bomb identified (w/ Video)
Nov 17, 2009 |
4.9 / 5 (9) |
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(PhysOrg.com) -- "One of the major problems in modern astrophysics is the fact that we still do not know exactly what kinds of stellar system explode as a Type Ia supernova," says Patrick Woudt, from the University ...
Swift, XMM-Newton satellites tune into a middleweight black hole
Nov 10, 2009 |
4.7 / 5 (3) |
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(PhysOrg.com) -- While astronomers have studied lightweight and heavyweight black holes for decades, the evidence for black holes with intermediate masses has been much harder to come by. Now, astronomers ...
Eco-friendly building techniques don't have to significantly raise construction costs
Nov 09, 2009 |
4.5 / 5 (2) |
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Home builder Lance Schmidt hears it all the time: Green building costs more. But he and his colleagues are out to prove otherwise.
'Dropouts' pinpoint earliest galaxies
Nov 06, 2009 |
4.3 / 5 (11) |
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Astronomers, conducting the broadest survey to date of galaxies from about 800 million years after the Big Bang, have found 22 early galaxies and confirmed the age of one by its characteristic hydrogen signature ...
In a Galaxy Far, Far Away...
Nov 06, 2009 |
4.9 / 5 (7) |
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(PhysOrg.com) -- Astronomers have published the discovery of the farthest known object in the cosmos: a star that exploded when the universe was only 630 million years old -- only 4.6% of its current age. ...
Rapid supernova could be new class of exploding star
Nov 05, 2009 |
4.7 / 5 (18) |
5
(PhysOrg.com) -- An unusual supernova rediscovered in seven-year-old data may be the first example of a new type of exploding star, possibly from a binary star system where helium flows from one white dwarf ...
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