spaceexp:On this day in 1976 Viking 1 touched down on Mars and gave humankind our first look at the
spaceexp:On this day in 1976 Viking 1 touched down on Mars and gave humankind our first look at the Red Planet. -- source link
spaceexp:On this day in 1976 Viking 1 touched down on Mars and gave humankind our first look at the Red Planet. -- source link