News tagged with hole
Movement of black holes powers the universe's brightest lights
Whether on their own or orbiting as a pair, black holes don't typically sit still.
Jul 20, 2011 |
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Russia launches giant telescope in deep space return
Russia on Monday launched into space its Spektr-R radio telescope planned to be the most powerful ever, the first deep space observatory sent up by Moscow in a quarter of a century.
Space & Earth / Space Exploration
Jul 18, 2011 |
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Explaining Antarctic ozone hole anomalies
The strongly reduced Antarctic stratospheric ozone hole destruction in 2010 and several other recent years results from the occurrence of dramatic meteorological events in the polar winter, known as sudden stratospheric warmings ...
Space & Earth / Earth Sciences
Jul 15, 2011 |
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MAXI peers into black hole binaries
The Monitor of All-sky X-ray Image, or MAXI for short, spends its time aboard the ISS conducting a full sky survey every 92 minutes. Its sole purpose is to monitor X-ray source activity and report. Unlike ...
Jul 14, 2011 |
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What activates a supermassive black hole?
A new study combining data from ESO's Very Large Telescope and ESA's XMM-Newton X-ray space observatory has turned up a surprise. Most of the huge black holes in the centres of galaxies in the past 11 billion ...
Jul 13, 2011 |
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Punching holes in the sky
Scientists, photographers and amateur cloud watchers have been looking up with wonderment and puzzlement at "hole punch" clouds for decades. Giant, open spaces appear in otherwise continuous cloud cover, presenting ...
Space & Earth / Earth Sciences
Jul 12, 2011 |
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Building galaxies
(PhysOrg.com) -- Galaxies frequently collide with one another. Our own Milky Way galaxy, for example, and its nearest giant neighbor, the Andromeda galaxy, are heading towards each other at a rate of about ...
Jul 11, 2011 |
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Holes in fossil bones reveal dinosaur activity
(PhysOrg.com) -- New research from the University of Adelaide has added to the debate about whether dinosaurs were cold-blooded and sluggish or warm-blooded and active.
Other Sciences / Archaeology & Fossils
Jul 08, 2011 |
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Security holes discovered in iPhones, iPads
A new security hole has opened up in Apple Inc.'s iPhone, iPad and iPod Touch devices, raising alarms about the susceptibility of some of the world's hottest tech gadgets to hacker attacks.
Electronics / Consumer & Gadgets
Jul 08, 2011 |
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Giant Swedish space balloon fizzes out: space center
Swedish scientists were forced to halt a ground-breaking project Thursday to test the impact of stars when a balloon carrying an X-ray telescope began leaking helium, a space centre said Thursday.
Space & Earth / Space Exploration
Jul 07, 2011 |
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Cygnus X-1: Blue supergiant pairs with black hole
Discovered in 1964 during a rocket flight, Cygnus X-1 holds the record for being the strongest X-ray source seen from Earth. The blue supergiant star designated as HDE 226868 is just part of this high-mass ...
Jun 23, 2011 |
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Unusual gamma-ray flash may have come from star being eaten by massive black hole
A bright flash of gamma rays observed March 28 by the Swift satellite may have been the death rattle of a star falling into a massive black hole and being ripped apart, according to a team of astronomers led ...
Jun 16, 2011 |
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Bblack holes were surprisingly common in early universe: study
(PhysOrg.com) -- Using the deepest X-ray image ever taken, astronomers found the first direct evidence that massive black holes were common in the early universe. This discovery from NASA's Chandra X-ray Observatory ...
Jun 15, 2011 |
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Nearby galaxy boasts two monster black holes, both active
(PhysOrg.com) -- A study using NASA's Swift satellite and the Chandra X-ray Observatory has found a second supersized black hole at the heart of an unusual nearby galaxy already known to be sporting one.
Jun 10, 2011 |
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Astrophysicists use X-ray fingerprints to study eating habits of giant black holes
By studying the X-rays emitted when superheated gases plunge into distant and massive black holes, astrophysicists at the Georgia Institute of Technology have provided an important test of a long-standing ...
Jun 06, 2011 |
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