Explorer S-55

American artificial satellite, lost in a launch failure
Vehicle research_satellite Q9325957
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Explorer S-55

Summary

Explorer S-55 is a research satellite[1]. It draws 1 Wikipedia views per month (research_satellite category, ranking #27 of 47).[2]

Key Facts

  • Explorer S-55's instance of is recorded as research satellite[3].
  • Explorer S-55's instance of is recorded as former entity[4].
  • Explorer S-55's space launch vehicle is recorded as Scout X-1[5].
  • Explorer S-55's UTC date of spacecraft launch is recorded as +1961-06-30T00:00:00Z[6].
  • Explorer S-55's Google Knowledge Graph ID is recorded as /g/1235dwzm[7].
  • Explorer S-55's NSSDCA ID is recorded as EXS-55[8].

Why It Matters

Explorer S-55 draws 1 Wikipedia views per month (research_satellite category, ranking #27 of 47).[2]

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Explorer S-55. Retrieved May 3, 2026, from https://4ort.xyz/entity/explorer-s-55
MLA “Explorer S-55.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/explorer-s-55.
BibTeX @misc{4ortxyz_explorer-s-55_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Explorer S-55}}, year = {2026}, url = {https://4ort.xyz/entity/explorer-s-55}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Explorer S-55 — https://4ort.xyz/entity/explorer-s-55 (retrieved 2026-05-03)

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