Articles tagged "spacecraft"

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Minor geomagnetic storming underway

Minor geomagnetic storming (G1 on the Geomagnetic Storm Scale) is underway following the arrival at Earth of 1 or more Coronal Mass Ejections that erupted from the Sun late last week and into the weekend.  Activity is not expected to strengthen much beyond current

October 06, 2011

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Space junk cleanup poses grand challenge for 21st century

Scientist warn about threat to spacecraft and the enviroment that posses space debris orbiting the Earth. According to J.-C. Liou of the Orbital Debris Program Office at NASA's Johnson Space Center, the space junk trend no longer can be reversed by full compliance with

August 16, 2011

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Ground-Based Lasers Vie With Satellites To Map Earth's Magnetic Field

Mapping the Earth's magnetic field - to find oil, track storms or probe the planet's interior - typically requires expensive satellites. University of California, Berkeley, physicists have now come up with a much cheaper way to measure the Earth's magnetic field

February 22, 2011