Comet clash kicks up dusty haze
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Collisions between comets may be kicking up copious amounts of dust observed around a dead star.
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NASA is on a collision course with a comet, and scientists say they can&#39;t wait to see what happens. The collision, which is to take place between a projectile fired from the space agency&#39;s Deep Impact spacecraft
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Who would think that something like dust in the air could trigger rain? According to a new NASA study, this is just what's happening over South Asia's Tibetan Plateau.
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The space agency will fire an 820-pound projectile into a comet at 22,000 mph on July 4. The resulting explosion and debris could answer fundamental questions about how planets came to be. By Amit Asaravala.
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Cold, dusty discs of debris have been clearly detected around stars in other planet-harbouring solar systems for the first time by NASA&#39;s Spitzer Space Telescope.
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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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Take a look at the sun pouring through your window. In the rays of light, you'll probably see dust and small particles floating through the air. These are a mix of outdoor pollen, dust mites, mold spores, pet dander, roach allergens, and even tiny dried human skin cells, said Mike Tringale, spokesman for the Asthma and Allergy Foundation of America, ...
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If you were disappointed with the meager showing put on by this yearâs Leonid meteor shower, donât fret. What could be the best meteor display of the year is scheduled to reach its peak on Monday night.
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A powerful jet of particles from a supermassive black hole is seen blasting a nearby galaxy.
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Two years ago, NASA's Deep Impact spacecraft blasted a hole in Comet Tempel 1, offering researchers their first look inside a comet.  One small problem:  The cloud of debris was so thick no one could clearly see the crater.  But now the dust has cleared and another NASA spacecraft is returning to the scene to examine the hole Deep Impact wrought.
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Astronomers plan to slam an armchair-sized &quot;impactor&quot; into comet Tempel 1 to see what&#39;s inside -- and possibly help future scientists determine how to keep such space rocks from colliding with Earth.
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Text of report by Radio Australia on 22 February Australian astronomers say an exploding Russian rocket satellite may have caused a mysterious glow in the night sky over the eastern state of Queensland.
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It may take much longer than scientists have thought for violent turbulence to turn grains of space dust into new planets. A NASA telescope recently discovered evidence that
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HILO, Hawai&#39;i - Scientists released images yesterday of a collision of two galaxy clusters as they crash into each other like immense storm systems, a process that releases more energy than anything but the Big Bang itself.
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The silicon factories where a speck of dust is a big problem
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Mount Asama&#39;s mid-sized eruption set off a loud blast and shook a nearby town. It also sprinkled small bits on ash on downtown Tokyo.
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s collisions go, the one taking place in the vicinity of the constellation Hydra is a doozy. Out there, some 800 million light-years from Earth, two galactic clusters - one with about 1,000