Science News: A NASA satellite is expected to crash back to Earth on Tuesday, March 10, after spending nearly 14 years in orbit. The spacecraft in question is Van A. PC: Space A NASA satellite is expected to crash back to Earth on Tuesday, March 10, after spending nearly 14 years in orbit. The spacecraft in question is Van Allen Probe A, which weighs around 1,323 pounds (600 kilograms). It was launched alongside ... [2986 chars]