Whether you remember it from high school physics, or from your favorite Signorney Weaver sci-fi movie, we all know that sound doesn't travel in space. This is due to it being a vacuum -- a vast ...

(via Astrum) The universe is far from silent. An eerie symphony echoes through the cosmos, lurking in the depths of space. Prepare for a spine-chilling journey through the haunting sounds of black ...

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For in depth coverage of Huygens at Titan and the Cassini mission, including the first sounds from an alien moon, visit The Planetary Society’s website at http ...

It takes light a single day to travel 16 billion miles. The Voyager 1 probe will need a little longer, just 49 years.