Massive Stellar Black Hole Smashes Record
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The heaviest "small"   black hole ever has been discovered, and its mass of   24 to 33 times that of our sun defies current theories   to explain its formation, scientists say.
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The fastest-swiveling space science observatory ever built rocketed into orbit Saturday to scan the universe for violent celestial explosions that astronomers believe represent the birth screams of black holes.
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Hundreds of massive black holes may be roaming around the Milky Way, scientists find, though they pose no threat to Earth.
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Black holes are complex beasts. Among their mysterious traits are intense jets of matter that sometimes shoot out from the rotational poles at nearly light-speed.
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The Chandra telescope has seen huge gas clouds in space in the act of merging to form a massive galaxy cluster.
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Nasa launches the Swift observatory to study gamma-ray bursts - the biggest explosions since the Big Bang.
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X-ray vision has brought astronomers closer than ever to completely characterizing a black hole, a place where strange things happen.
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The Guinness Book of Records officially recognises the speed record set by Nasa's X-43A hypersonic aircraft.
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The most distant black hole ever found is nearly 13 billion light-years from Earth, astronomers announced today.
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A Finnish team describes a black hole that is a record 18 billion times more massive than our own Sun.
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Astronomers using NASA's Chandra X-ray Observatory and other telescopes have recorded the brightest supernova ever seen.
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Hundreds of rogue black holes may be roaming around the Milky Way waiting to engulf stars and planets that cross their path, US astronomers said Wednesday.
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Three powerful bursts of energy from different regions of space could presage    spectacular explosions of huge stars, astronomers just announced.
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NASA&#39;s X-43A scramjet programme successfully smashed its own world speed record for aircraft by flying at nearly 10 times the speed of sound.
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A swirling space observatory has been launched to scan the universe for explosions that some believe are the birth of black holes.
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A HYPERSONIC rocket inspired by Australian technology has smashed the world speed record, travelling at 11,000km/h. RECORD bound .
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A supersonic bullet is fired with a record-breaking 10 megajoules of muzzle energy.