Vanguard 1
id:
vanguard-1-174-4571422
title:
Vanguard 1
text:
Vanguard 1 is an American satellite that was the fourth artificial Earth-orbiting satellite to be successfully launched, following Sputnik 1, Sputnik 2, and Explorer 1. It was launched 17 March 1958. Vanguard 1 was the first satellite to have solar electric power. Although communications with the satellite were lost in 1964, it remains the oldest human-made object still in orbit, together with the upper stage of its launch vehicle. Vanguard 1 was designed to test the launch capabilities of a thr
brand slug:
wiki
category slug:
encyclopedia
description:
American satellite launched in 1958; oldest manmade object currently in Earth orbit
original url:
https://en.wikipedia.org/wiki/Vanguard_1
date created:
2002-09-07T22:48:40Z
date modified:
2024-09-02T17:16:32Z
main entity:
{"identifier":"Q676802","url":"https://www.wikidata.org/entity/Q676802"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/7/7f/Vanguard_1.jpg","width":347,"height":300}
fields total:
13
integrity:
16