Pratt & Whitney Rocketdyne Powers Mission to Study Earth's Magnetosphere
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CANOGA PARK, Calif., Feb. 17  /PRNewswire/ -- Pratt & Whitney Rocketdyne's RS-27A rocket engine powered five NASA scientific satellites into orbit today. The purpose of the mission is to unlock the mysteries of Earth's geomagnetic substorms.
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Five satellites were  launched into space from Florida on Saturday aboard an unmanned  Delta rocket to investigate electromagnetic storms, the dark  side of the phenomenon that causes Earth's dazzling aurorae.
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British and U.S. scientists said Friday they were exploring plans for a joint lunar mission that would use an orbiter to fire missile-like penetrators into the moon's surface.
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Scientists delight in the performance of the Aura satellite, launched in July to check the health of the Earth's atmosphere.
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ANN ARBOR, Mich. -- Gusting winds and the pulsating exhaust plumes from the Phoenix spacecraft's landing engines could complicate NASA's efforts to sample frozen soil from the surface of Mars, according to University of Michigan atmospheric scientist Nilton Renno.Set to launch Aug.
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The mysterious origins of cosmic rays that slam into the Earth's atmosphere could soon be revealed, thanks to a better ground-based sensor that costs less than balloons or satellites.
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A new U.S. orbiting satellite is carrying a tiny analyzer to study plasma depletions, known as plasma bubbles, that can disrupt communications.
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The U.S. space agency is planning a mission to better understand a mysterious form of energy in the cosmos and an ambitious unmanned journey to the outer solar system, NASA officials said.
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MOJAVE, Calif. - A stubby rocket plane was slung from the belly of a carrier plane toward space Monday in the final leg of a trip toward the edge of the Earth's atmosphere and a $10 million prize...
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For the first time, NASA scientists have used a shrewd spaceborne detective to track the origin and movement of water vapor throughout Earth's atmosphere. This perspective is vital to improve the understanding of Earth's water cycle and its role in weather and climate.
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It's the year 2020, and space has never been so busy. Picture this:In Earth orbit, a robotic maintenance ship skitters from one weather satellite to another, upgrading powerful optics that help meteorologists track dangerous storms.
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A new spacecraft is being readied to make the fastest, most detailed study yet of the fleeting gamma ray bursts emanating from deep in space.
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When Martin Tomasko, a UA astronomer, started designing the instrument that will serve as the eyes of the Huygens probe, he first fashioned a weighted block of metal to be used in a practice flight.
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PASADENA - Northrop Grumman Space Technology has been selected to help NASA design a nuclear-powered spacecraft to orbit and explore three moons of Jupiter that may have oceans beneath their icy surfaces.
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An unmanned NASA jet was launched over the Pacific Ocean on Tuesday in a bid to demonstrate a radical new engine technology by flying at a world-record 7,000 mph - almost 10 times the speed of sound.
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Los Angeles - In March, Nasa launched an experimental jet that reached a record-setting speed of about 8 050km/h. Now researchers want to leave that milestone in the dust.
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New twin spacecraft are helping  scientists track pesky solar storms from the sun to Earth,  where they can disrupt satellites, communications and sometimes  the electricity supply, the U.S. space agency said on Thursday.