Mariner IV, launched two years ago today on its historic Mars photo mission, has flown more than one billion miles in space and continues to operate properly, reporting its condition to Earth three times each week.
Elu, loodus, teadus ja tehnoloogia
Mariner IV, launched two years ago today on its historic Mars photo mission, has flown more than one billion miles in space and continues to operate properly, reporting its condition to Earth three times each week.