Surrounded by engineers, NASA chief Charles Bolden inspected a prototype spacecraft engine that could power an audacious mission to lasso an asteroid and tow it closer to Earth for astronauts to explore.
Space Exploration
May 23, 2013
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You don't just strap a satellite to a rocket, launch it, and voilà, it takes measurements. Beyond maneuvering into the right orbit, there are a series of check-out procedures to make sure the satellite performs in space ...
Space Exploration
Apr 17, 2013
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When a current passes between two electrodes—one thinner than the other—it creates a wind in the air between. If enough voltage is applied, the resulting wind can produce a thrust without the help of motors or fuel.
Engineering
Apr 3, 2013
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Space is a dangerous and sometimes fatal business, but happily there were moments where a situation happened and the astronauts were able to recover.
Space Exploration
Mar 18, 2013
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SpaceX's Dragon spacecraft has arrived at the International Space Station. After overcoming a problem with its thrusters after reaching orbit on on Friday, today, Dragon successfully approached the Station, where it was captured ...
Space Exploration
Mar 4, 2013
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Flight controllers managed to gain control of a commercial craft carrying a ton of supplies for the International Space Station after it ran into thruster trouble shortly after liftoff, but the earliest the Dragon capsule ...
Space Exploration
Mar 1, 2013
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A commercial vessel carrying a ton of supplies for the International Space Station ran into thruster trouble shortly after liftoff Friday, and flight controllers scrambled to fix the problem.
Space Exploration
Mar 1, 2013
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Electric rocket engines known as Hall thrusters, which use a super high-velocity stream of ions to propel a spacecraft in space, have been used successfully onboard many missions for half a century. Erosion of the discharge ...
General Physics
Feb 13, 2013
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A great offshoot from commercial space companies getting a foothold in real missions to orbit is that the old entrepreneurial space spirit seems to have been revived. People are attempting to develop and build what could ...
Space Exploration
Nov 2, 2012
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(Phys.org)—The "Mighty Eagle," a NASA robotic prototype lander, reached its highest altitude and velocity—and longest duration—on Oct. 25 when it soared to a height of more than 150 feet during a flight that lasted ...
Space Exploration
Nov 1, 2012
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