If there’s one thing that decades of operating in Low Earth Orbit (LEO) has taught us, it is that space is full of hazards. In addition to solar flares and cosmic radiation, one of the greatest dangers comes from space debris. While the largest bits of junk (which measure more than 10 cm in diameter) are certainly a threat, the real concern is the more than 166 million objects that range in size from 1 millimeter to 1 centimeter in diameter.

— Read on curiosity.com/topics/micrometeorites-are-tiny-space-debris-that-pose-a-big-problem-curiosity