News tagged with heliosphere

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Cosmic Rays Hit Space Age High

(PhysOrg.com) -- 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.

Sep 29, 2009
5 / 5 (16) 4

The sounds of interstellar space

Scifi movies are sometimes criticized when explosions in the void make noise. As the old saying goes, "in space, no one can hear you scream." Without air there is no sound.

Nov 04, 2013
4.9 / 5 (14) 8 | with audio podcast