Thirty-three years ago, the Mariner 10 spacecraft made its third and final flyby of Mercury. Most of what we know about the innermost planet came from those three tours. The problem: Due to a ...

Scientists were astonished when the Mariner 10 spacecraft sent evidence of a global magnetic field enveloping Mercury. Space missions to the outer planets have revealed global magnetism on Jupiter ...

One of history’s most infamous coding mistakes—an absent hyphen—led to the destruction of NASA’s Mariner 1 spacecraft just moments after launch, costing the agency a staggering $18.5 million.