Star Burst Caught in Real Time
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A NASA satellite catches the action as a massive star smashes to smithereens. It open up a whole new universe to astronomers. By Kristen Philipkoski.
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Astronomers are closely watching three sections of the sky after detecting three short but powerful X-ray bursts that may be harbingers of supernovas that could happen in the next few days.
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Astronomers have spotted two monster galactic clusters slamming together in one of the biggest collisions ever recorded. The smash-up poses no danger to Earth -- it is about 800 million light-years away, and
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Danish astronomer Tycho Brahe spotted a new star in the sky on Nov. 11, 1572, and astronomers have been trying ever since to figure out exactly what happened.
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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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Collisions between comets may be kicking up copious amounts of dust observed around a dead star.
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The Hubble Space Telescope has looked into a bubble of gas and dust being inflated by a young star's particles.
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Astronomers have discovered something they've never seen before: a star with a tail like a comet.
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WASHINGTON  - A technical glitch has forced a minimum 24-hour delay in the launch of the Swift satellite that will study gamma-ray bursts, the most powerful and elusive explosions detected in the cosmos.
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The explosive death of a massive star has broken the record for longest-lived light show. Observations from NASA's Swift satellite have revealed a so-called gamma-ray burst for which the afterglow remained visible for more than 125 days.
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A fine display of shooting stars is underway and peaks overnight Wednesday into early Thursday morning. Astronomers expect the 2004 Perseid meteor shower to be one of the best versions of the annual event in several years.
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Now hereÂs something that just happened to catch our eye.
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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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The Swift space-borne observatory has seen two stars in the same galaxy explode within months of each other.
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When you look at Sirius, the Dog Star, you&#39;re actually seeing light that left the star 8.6 years ago. In the meantime, the star could have burst into a supernova or run off chasing the gargantuan Ford Galaxy.
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Star gazing Also in this week's column:â¦
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A trio of powerful explosions emanating from three different regions in space could mean astronomers might see stars blowing up within days, scientists said on Friday.