The spotting of ocean debris by satellites during the search for the lost Malaysian airliner has drawn attention to those orbiting platforms. A primer on what's in orbit, with help from Nicholas Johnson, who retired Thursday ...
Space Exploration
Mar 27, 2014
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Since the birth of space flight in 1957, the number of man-made objects orbiting the Earth has grown every year. There are now more than 15,000 such objects larger than 10cm, at least those that we know of. Even very small ...
Space Exploration
Feb 3, 2014
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A team of Lawrence Livermore National Laboratory scientists are using mini-satellites that work as "space cops" to help control traffic in space.
Space Exploration
Jan 22, 2014
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Just prior to its closest approach to the sun on November 28, Comet ISON went through a major heating event, and likely suffered a major disruption. At this time, scientists are not sure how much of the comet survived intact. ...
Space Exploration
Dec 5, 2013
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GOES-12 has seen it all, from Hurricane Katrina that hit the Gulf Coast in 2005, to the Christmas blizzard that crippled the Central United States in 2009. It even traveled south of the equator to provide coverage for South ...
Space Exploration
Aug 20, 2013
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When a large radio telescope in the Australian outback was unveiled last week its improved sensitivity was immediately apparent. It transformed images of supernova remnants taken with last year's equipment from undefined ...
Astronomy
Jul 18, 2013
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We know it's out there, debris from 50 years of space exploration—aluminum, steel, nylon, even liquid sodium from Russian satellites—orbiting around the Earth and posing a danger to manned and unmanned spacecraft.
Space Exploration
Jun 27, 2013
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Two astronauts are preparing to step out on a spacewalk to try and fix an ammonia leak at the International Space Station, in a hastily arranged venture outside the orbiting lab, NASA said Friday.
Space Exploration
May 10, 2013
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Governments must start working urgently to remove orbital debris, which could become a catastrophic problem for satellites a few decades from now, a space science conference heard on Thursday.
Space Exploration
Apr 25, 2013
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Nets, harpoons and suicide robots could become weapons of choice to hunt down the space junk threatening crucial communications satellites currently in orbit round Earth, scientists said Thursday.
Space Exploration
Apr 25, 2013
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