The Moon looks like the definition of an airless world. Its sky remains black in daylight, flags do...
The Moon is not airless: its exosphere holds helium, neon and argon at roughly one quadrillionth of Earth’s molecular density, and a single lander can briefly dominate the gas nearby
The Moon looks like the definition of an airless world. Its sky remains black in daylight, flags do not flutter without a supporting rod, and an astronaut...
Author: Space Daily
Read Original Article