Trajectory & orbital insertion
Ascent path is a representation — true ascent telemetry isn’t public.
Provider
US Navy
Provider type
Government
Orbit
MEO
Mission type
Earth Science
Launch site
United States of America
Date
Fri, 26 Sep 1958 15:38:00 GMT
Orbital launch #
#24 ever
Mission
Vanguard was an American satellite and the fourth artificial Earth orbital satellite to be launched. It was the first satellite to have solar electric power.