henry- 5th- hostt By cmsnorth Oct 4, 1957 sputnik 1 Jan 1, 1958 explorer 1 Jan 31, 1958 first american satellite Jun 29, 1958 NASA Feb 16, 1962 first american to orbit the earth Mar 18, 1965 first space walk Jul 21, 1969 man on moon Aug 23, 1971 space station Mar 30, 1975 venus Feb 7, 1984 space walk