Why It's So Hard to Predict Where China’s Out-of-Control Rocket Will Crash
by George Dvorsky from on (#65E8R)
An out-of-control booster from a recently launched Long March 5B rocket is expected to reenter Earth's atmosphere on Friday. The 22-metric-ton object poses a threat to human lives and property, but determining exactly when and where it will crash is proving to be fiendishly difficult, and here's why.