Discoverer 1

American reconnaissance satellite launched in 1959; failed to achieve orbit
Vehicle reconnaissance_satellite Q2398310
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Discoverer 1

Summary

Discoverer 1 is a reconnaissance satellite[1]. It draws 34 Wikipedia views per month (reconnaissance_satellite category, ranking #8 of 76).[2]

Key Facts

  • Discoverer 1's image is recorded as Discoverer-1.jpg[3].
  • Discoverer 1's instance of is recorded as reconnaissance satellite[4].
  • Discoverer 1's operator is recorded as United States Air Force[5].
  • Discoverer 1's COSPAR ID is recorded as 1959-002A[6].
  • Discoverer 1's Commons category is recorded as Discoverer 1[7].
  • Discoverer 1's space launch vehicle is recorded as Thor-Agena A[8].
  • Discoverer 1's SCN is recorded as 00013[9].
  • Discoverer 1's UTC date of spacecraft launch is recorded as +1959-02-28T00:00:00Z[10].
  • Discoverer 1's Freebase ID is recorded as /m/03c9bg4[11].
  • Discoverer 1's significant event is recorded as rocket launch[12].
  • Discoverer 1's orbital eccentricity is recorded as {'amount': '+0.0579'}[13].
  • Discoverer 1's start point is recorded as Vandenberg Space Launch Complex 1[14].
  • Discoverer 1's mass is recorded as {'unit': 'Q11570', 'amount': '+618'}[15].
  • Discoverer 1's orbital period is recorded as {'unit': 'Q7727', 'amount': '+96'}[16].
  • Discoverer 1's apoapsis is recorded as {'unit': 'Q828224', 'amount': '+967'}[17].
  • Discoverer 1's periapsis is recorded as {'unit': 'Q828224', 'amount': '+163'}[18].
  • Discoverer 1's diameter is recorded as {'unit': 'Q11573', 'amount': '+1.52'}[19].
  • Discoverer 1's Wolfram Language entity code is recorded as Entity["Satellite", "00013"][20].

Why It Matters

Discoverer 1 draws 34 Wikipedia views per month (reconnaissance_satellite category, ranking #8 of 76).[2] It has Wikipedia articles in 9 language editions, a strong signal of global cultural recognition.[21]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . Jonathan's Space Report. wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . Jonathan's Space Report. wikidata.org.
  9. [11] . Freebase Data Dumps. wikidata.org.
  10. [12] . Jonathan's Space Report. wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . Jonathan's Space Report. wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [21] . Wikidata sitelinks. wikidata.org.

📑 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). Discoverer 1. Retrieved May 3, 2026, from https://4ort.xyz/entity/discoverer-1
MLA “Discoverer 1.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/discoverer-1.
BibTeX @misc{4ortxyz_discoverer-1_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Discoverer 1}}, year = {2026}, url = {https://4ort.xyz/entity/discoverer-1}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Discoverer 1 — https://4ort.xyz/entity/discoverer-1 (retrieved 2026-05-03)

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