Has Comet ISON survived its suicidal flyby of the sun? Scientists expected the dirty snowball to break apart as it flew within 730,000 miles of the sun on Thanksgiving, but NASA reported Friday that its nucleus may have survived.
Space Exploration
Dec 1, 2013
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(Phys.org) —Since 2000, the four identical satellites of the Cluster quartet have been probing Earth's magnetosphere in three dimensions. This week, two of them made their closest-ever approach, just 4 km, enabling valuable ...
Space Exploration
Sep 20, 2013
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(Phys.org) —Many spacecraft just fade away, drifting silently through space after their mission is over, but not GRAIL. NASA's twin GRAIL (Gravity Recovery and Interior Laboratory) spacecraft went out in a blaze of glory ...
Space Exploration
Mar 19, 2013
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The European Space Agency said Thursday it had lost contact with Envisat, the biggest Earth-monitoring satellite in history.
Space Exploration
Apr 12, 2012
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(PhysOrg.com) -- All space missions are difficult. Docking a pair of spacecraft is tough but flying multiple satellites together in formation is the real cutting edge.
Space Exploration
Sep 9, 2010
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NASA's upcoming mission to study the sun in unprecedented detail and its effects on Earth, the Solar Dynamics Observatory (SDO), arrived at NASA's Kennedy Space Center, Fla. on July 9.
Space Exploration
Jul 10, 2009
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(PhysOrg.com) -- Beginning today, ESA's Planck satellite will carry out a critical mid-course manoeuvre that will place the satellite on its final trajectory for arrival at L2, the second Lagrange point of the Sun-Earth system, ...
Space Exploration
Jun 5, 2009
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