News tagged with heliosphere

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Interstellar dust and the sun

(—The space between stars is not empty. It contains copious but diffuse amounts of gas and dust; in fact about 5-10% of the total mass of our Milky Way galaxy is in interstellar gas. About 1% of the mass of this ...

dateNov 12, 2012 in Astronomy
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Cosmic Rays Hit Space Age High

( -- Planning a trip to Mars? Take plenty of shielding. According to sensors on NASA's ACE (Advanced Composition Explorer) spacecraft, galactic cosmic rays have just hit a Space Age high.

dateSep 29, 2009 in Astronomy
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Voyager 2 to switch to backup thruster set

( -- NASA's Deep Space Network personnel sent commands to the Voyager 2 spacecraft Nov. 4 to switch to the backup set of thrusters that controls the roll of the spacecraft. Confirmation was received today that ...

dateNov 07, 2011 in Space Exploration
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