Gravity Probe A

space-based experiment to test the theory of general relativity
Vehicle spacecraft Q5598059
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Gravity Probe A

Summary

Gravity Probe An is a spacecraft[1]. It draws 20 Wikipedia views per month (spacecraft category, ranking #26 of 114).[2]

Key Facts

  • Gravity Probe A's instance of is recorded as spacecraft[3].
  • Gravity Probe A's instance of is recorded as physics experiment[4].
  • Gravity Probe A's operator is recorded as National Aeronautics and Space Administration[5].
  • Gravity Probe A's space launch vehicle is recorded as Scout D-1[6].
  • Gravity Probe A's country of origin is recorded as United States[7].
  • Gravity Probe A's UTC date of spacecraft launch is recorded as +1976-06-18T00:00:00Z[8].
  • Gravity Probe A's Freebase ID is recorded as /m/02m6f1[9].
  • Gravity Probe A's start point is recorded as Wallops Flight Facility Launch Area 3[10].
  • Gravity Probe A's short name is recorded as {'lang': 'en', 'text': 'GP-A'}[11].
  • Gravity Probe A's mass is recorded as {'unit': 'Q11570', 'amount': '+60'}[12].
  • Gravity Probe A's Wolfram Language entity code is recorded as Entity["PhysicalEffect", "GravityProbeA"][13].
  • Gravity Probe A's schematic is recorded as Benjamin Crowell, General Relativity (2009) p17 GPA.gif[14].
  • Gravity Probe A's Microsoft Academic ID is recorded as 179942855[15].
  • Gravity Probe A's NSSDCA ID is recorded as GRAVR-A[16].
  • Gravity Probe A's OpenAlex ID is recorded as C179942855[17].

Why It Matters

Gravity Probe A draws 20 Wikipedia views per month (spacecraft category, ranking #26 of 114).[2]

References

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

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . space.skyrocket.de. space.skyrocket.de. Provenance: wikidata.org.
  3. [5] . space.skyrocket.de. space.skyrocket.de. Provenance: wikidata.org.
  4. [6] . planet4589.org. planet4589.org. Provenance: wikidata.org.
  5. [7] . space.skyrocket.de. space.skyrocket.de. Provenance: wikidata.org.
  6. [8] . planet4589.org. planet4589.org. Provenance: wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . planet4589.org. planet4589.org. Provenance: wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . nssdc.gsfc.nasa.gov. nssdc.gsfc.nasa.gov. Provenance: wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . nssdc.gsfc.nasa.gov. nssdc.gsfc.nasa.gov. Provenance: wikidata.org.
  15. [17] . OpenAlex. Retrieved . docs.openalex.org. Provenance: wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.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). Gravity Probe A. Retrieved May 3, 2026, from https://4ort.xyz/entity/gravity-probe-a
MLA “Gravity Probe A.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/gravity-probe-a.
BibTeX @misc{4ortxyz_gravity-probe-a_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Gravity Probe A}}, year = {2026}, url = {https://4ort.xyz/entity/gravity-probe-a}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Gravity Probe A — https://4ort.xyz/entity/gravity-probe-a (retrieved 2026-05-03)

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