1966: A K-135 tanker and a B-52 bomber collide during refueling over Palomares, Spain, killing all on the former and 3 of the 7 men on the latter. Three of the hydrogen bombs on the B-52 fall on Palomares and cause contamination, while the fourth is recovered at sea.
1997: The GPS IIR-1 satellite is destroyed 13 seconds after launch when the Delta II rocket carrying it malfunctions and explodes. Debris falling near the Cape Canaveral facility destroys 20 cars in the parking lot.
2008: British Airways Flight 38 crashes just short of the runway at London Heathrow when both engines lose thrust. Ice crystals had restricted fuel flow; no one is killed. (pictured)