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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(Phys.org) —Across a satellite's working life, batteries keep the craft's heart beating whenever it leaves sunlight. But after its mission ends, those same batteries may threaten catastrophe.
Space Exploration
Mar 14, 2014
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Physics students at the University of Leicester have pointed out that the huge observational satellite Envisat – which lost contact with Earth in 2012 – could potentially pose a threat similar to the events which plague ...
Space Exploration
Feb 19, 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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Fragments from a science satellite are likely to crash to Earth late Sunday or early Monday after the one-tonne probe breaks up at the end of its mission, the European Space Agency (ESA) said on Friday.
Space Exploration
Nov 8, 2013
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A satellite measuring Earth's gravity since 2009 ran out of fuel Monday and will reenter the atmosphere within three weeks, when it will mostly disintegrate, the European Space Agency said.
Space Exploration
Oct 21, 2013
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Four years after its launch, Swisscube, the small satellite developed by EPFL's Space Center, is still in operation. Some of the technological choices made and considered audacious at the time have yielded valuable lessons ...
Space Exploration
Oct 21, 2013
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A satellite monitoring Earth's gravity field since 2009 will run out of fuel "in the coming days" and eventually crash, with little risk to humans, the European Space Agency said Friday.
Space Exploration
Oct 18, 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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