How Scientists Predict If a Spacecraft Will Fall and Kill You
Maybe you've heard that Tiangong-1, China's 19,000-pound prototype space station, is scheduled to rain down on Earth … eventually. As in, some time between now and next April. Most of the spacecraft will burn up in orbit—but sizable chunks (up to 220 pounds, by one estimate) could end up making landfall. Thing is, nobody's sure […]
