Space-age materials, one atomic layer at a time
Friday, August 17, 2012 - 08:31
in Astronomy & Space
Space can be a dangerous place. Micrometeorites, solar particles, and space junk everything from spent rocket stages to paint fragments zip past satellites at up to 12.4 miles (20 kilometers) per second, posing hazards to their sensitive spacecraft optics, detectors, and solar panels.