Small satellites are becoming increasingly popular tools for Earth-imaging, communications, and other applications. But they have major control issues: Once in space, they can't accurately point cameras or change orbit, and ...
Space Exploration
Mar 11, 2015
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Through its Airborne Launch Assist Space Access (ALASA) program, DARPA has been developing new concepts and architectures to get small satellites into orbit more economically on short notice. Bradford Tousley, director of ...
Space Exploration
Feb 6, 2015
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Arianespace rockets excel at lifting the heaviest payloads into space, but a new technology allowing for lighter satellites is causing another big bang for an already fast-changing industry.
Space Exploration
Feb 18, 2014
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It is often said that if everyone had the opportunity to see Earth from the perspective of astronauts in space, respect and admiration for our planet would grow and the environment would be better protected. A new fleet of ...
Space Exploration
Feb 11, 2014
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(Phys.org) —Poring through data from a large sky survey, astronomers have found more than 100 small, dwarf galaxies with characteristics indicating that they harbor massive black holes feeding on surrounding gas. The discovery ...
Astronomy
Jan 8, 2014
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A large impact 4 billion years ago may account for the puzzling orbital configuration among Pluto's five known satellites, according to a new model developed by planetary scientists from Southwest Research Institute (SwRI).
Space Exploration
Oct 10, 2013
1
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(Phys.org) —Astronomers using the NASA/ESA Hubble Space Telescope have solved the 40-year-old mystery of the origin of the Magellanic Stream, a long ribbon of gas stretching nearly halfway around the Milky Way. New Hubble ...
Astronomy
Aug 8, 2013
49
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(Phys.org) —Astronomers at NASA and Pennsylvania State University have used NASA's Swift satellite to create the most detailed ultraviolet light surveys ever of the Large and Small Magellanic Clouds, the two closest major ...
Astronomy
Jun 3, 2013
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The smallest astronomical satellite ever built will launch shortly after 07:20 a.m. EST on Monday, 25 February 2013 as part of a mission to prove that even a very small telescope can push the boundaries of astronomy.
Space Exploration
Feb 22, 2013
4
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(Phys.org)—Of the three telescopes carried by NASA's Swift satellite, only one captures cosmic light at energies similar to those seen by the human eye. Although small by the standards of ground-based observatories, Swift's ...
Astronomy
Dec 28, 2012
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