NASA's Dirty Problem.
Sometimes the smallest things can be one of the biggest headaches. During the Apollo missions of 1969-72 the tiny particles of lunar dust turned out to be a major issue. Astronaut James B. Irwin, lunar module pilot, uses a scoop in making a trench in the lunar soil during Apollo 15 extravehicular activity (EVA). Mount Hadley rises approximately 14,765 feet (about 4,500 meters) above the plain in the background. Described as being as finest talc but as rough as sandpaper it also has properties that may be dangerous for both men and machines and has been cited as a bigger problem for future astronauts than radiation by some scientists. The lunar surface is covered in a thin layer of dust which has been created by the bombardment of meteorites and micro meteorites over millions of years. Check out my article about trash left on the moon here . These Smash in to the moon's surface that speed about 12 miles or 20 kilometers per second heating up and pulverizing...