Explorer 20
id:
explorer-20-237-10044012
title:
Explorer 20
text:
Explorer 20, also known Ionosphere Explorer-A, IE-A, S-48, TOPSI and Topside Explorer, was a NASA satellite launched as part of Explorer program. Its purpose was two-fold: long-term investigation of the ionosphere from above, and in situ investigation of ion concentrations and temperatures.
brand slug:
wiki
category slug:
encyclopedia
description:
NASA satellite of the Explorer program
original url:
https://en.wikipedia.org/wiki/Explorer_20
date created:
date modified:
2023-03-11T19:44:12Z
main entity:
{"identifier":"Q3736073","url":"https://www.wikidata.org/entity/Q3736073"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/1/1c/Explorer-20_IE-A.jpg","width":429,"height":520}
fields total:
13
integrity:
15