At first, the skin turns red in the area of the infection, and a tender lump develops. After four to seven days, the lump starts turning white as pus collects under the skin. If the infection spreads to the deeper tissues of the skin, then it becomes an abscess or furuncle.
The International Space Station cruises at about 17,500 mph. The International Space Station has an average elevation of about 220 miles when orbiting Earth. Every hour and a half, the International Space Station completes an orbit around Earth.
How does the International Space Station dodge space junk? The 200-ton orbiting behemoth can get out of harmâs way, but not very quickly. Space station astronauts photographed the glowing thrusters of a Progress spacecraft during a 14-minute firing that raised the space station's orbit by almost two miles.