A camera closes in on a detailed model satellite, to simulate the extreme "guidance navigation and control" (GNC) challenge of rendezvousing with an uncooperative target, such as a derelict satellite or distant asteroid.
Space Exploration
Oct 1, 2020
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13
Two NASA astronauts embarked on a spacewalk Thursday to repair the International Space Station's aging robotic arm, the US space agency said.
Space Exploration
Oct 5, 2017
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6
An unmanned cargo ship that was rocketed into space this weekend by Orbital Sciences Corporation is nearing the International Space Station where it plans to dock on Wednesday.
Space Exploration
Jul 16, 2014
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(Phys.org)—NASA astronaut Sunita Williams, Expedition 32 flight engineer, appears to touch the bright sun during the mission's third session of extravehicular activity (EVA) on Sept. 5, 2012.
Space Exploration
Sep 10, 2012
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The Dragon cargo ship has left the International Space Station and is on its way back to Earth.
Space Exploration
Mar 26, 2013
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Equipped with visionary science instruments, the Mars 2020 rover underwent an "eye" exam after several cameras were installed on it. The rover contains an armada of imaging capabilities, from wide-angle landscape cameras ...
Space Exploration
Aug 6, 2019
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15
Precious metal-free nanoparticles could serve as powerful catalysts in the future, for example for hydrogen production. To optimize them, researchers must be able to analyze the properties of individual particles. A new method ...
Nanophysics
Dec 15, 2020
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6
A new high-tech instrument with 24 robotic arms has crossed the Atlantic from Edinburgh to a mountain top in Chile to address in more detail than ever before, some of the key questions surrounding the beginnings of the Universe, ...
Astronomy
Oct 9, 2012
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An underwater robot initially built to help astronauts train for life in weightlessness is now being tested in the Mediterranean Sea. One day, robots like this may carry out sophisticated missions on our ocean floors, from ...
Space Exploration
Oct 26, 2015
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61
(AP) -- A pair of spacewalking astronauts disconnected an old empty ammonia tank outside the International Space Station on Friday and got a new one ready to put in its place.
Space Exploration
Apr 9, 2010
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