Long Duration Exposure Facility

free-flying experiment platform orbited by the Space Shuttle
Vehicle research_satellite Q1452695
Press Enter · cited answer in seconds

Long Duration Exposure Facility

Summary

Long Duration Exposure Facility is a research satellite[1]. It ranks in the top 9% of research_satellite entities by monthly Wikipedia readership (127 views/month).[2]

Key Facts

  • Long Duration Exposure Facility's instance of is recorded as research satellite[3].
  • Long Duration Exposure Facility is operated by National Aeronautics and Space Administration[4].
  • Long Duration Exposure Facility's manufacturer is recorded as Langley Research Center[5].
  • Long Duration Exposure Facility's Commons category is recorded as Long Duration Exposure Facility[6].
  • Long Duration Exposure Facility's space launch vehicle is recorded as Space Shuttle[7].
  • Long Duration Exposure Facility's country of origin is recorded as United States[8].
  • Long Duration Exposure Facility's type of orbit is recorded as low Earth orbit[9].
  • Long Duration Exposure Facility's UTC date of spacecraft launch is recorded as April 6, 1984[10].
  • Long Duration Exposure Facility's UTC date of spacecraft landing is recorded as January 20, 1990[11].
  • Long Duration Exposure Facility's significant event is recorded as rocket launch[12].
  • Long Duration Exposure Facility's significant event is recorded as deployment[13].
  • Long Duration Exposure Facility's significant event is recorded as capture[14].
  • Long Duration Exposure Facility's significant event is recorded as recovery[15].
  • Long Duration Exposure Facility's significant event is recorded as landing[16].
  • Long Duration Exposure Facility's described at URL is recorded as https://curator.jsc.nasa.gov/mic/ldef/[17].
  • Long Duration Exposure Facility's described at URL is recorded as http://setas-www.larc.nasa.gov/LDEF/[18].
  • Long Duration Exposure Facility's location of landing is recorded as Edwards Air Force Base[19].
  • Long Duration Exposure Facility's orbits completed is recorded as {'amount': '+32422'}[20].
  • Long Duration Exposure Facility's start point is recorded as Kennedy Space Center Launch Complex 39A[21].
  • Long Duration Exposure Facility's length is recorded as {'unit': 'Q11573', 'amount': '+9.14'}[22].
  • Long Duration Exposure Facility's duration is recorded as {'unit': 'Q577', 'amount': '+5.79'}[23].
  • Long Duration Exposure Facility's duration is recorded as {'unit': 'Q11574', 'amount': '+182720257'}[24].
  • Long Duration Exposure Facility's mass is recorded as {'unit': 'Q11570', 'amount': '+9703.7'}[25].
  • Long Duration Exposure Facility's mass is recorded as {'unit': 'Q11570', 'amount': '+4082'}[26].
  • Long Duration Exposure Facility's diameter is recorded as {'unit': 'Q11573', 'amount': '+4.27'}[27].

Why It Matters

Long Duration Exposure Facility ranks in the top 9% of research_satellite entities by monthly Wikipedia readership (127 views/month).[2] It has Wikipedia articles in 8 language editions, a strong signal of global cultural recognition.[28] It is known by 4 alternative names across languages and contexts.[29]

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] . nasa.gov. nasa.gov. Provenance: wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . Jonathan's Space Report. wikidata.org.
  9. [11] . science.ksc.nasa.gov. science.ksc.nasa.gov. Provenance: wikidata.org.
  10. [12] . Jonathan's Space Report. wikidata.org.
  11. [13] . setas-www.larc.nasa.gov. setas-www.larc.nasa.gov. Provenance: wikidata.org.
  12. [14] . americaspace.com. americaspace.com. Provenance: wikidata.org.
  13. [15] . americaspace.com. americaspace.com. Provenance: wikidata.org.
  14. [16] . science.ksc.nasa.gov. science.ksc.nasa.gov. Provenance: wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . science.ksc.nasa.gov. science.ksc.nasa.gov. Provenance: wikidata.org.
  18. [20] . setas-www.larc.nasa.gov. setas-www.larc.nasa.gov. Provenance: wikidata.org.
  19. [21] . Jonathan's Space Report. wikidata.org.
  20. [22] . curator.jsc.nasa.gov. curator.jsc.nasa.gov. Provenance: wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . curator.jsc.nasa.gov. curator.jsc.nasa.gov. Provenance: wikidata.org.
  24. [26] . curator.jsc.nasa.gov. curator.jsc.nasa.gov. Provenance: wikidata.org.
  25. [27] . curator.jsc.nasa.gov. curator.jsc.nasa.gov. Provenance: wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . Wikidata aliases. 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). Long Duration Exposure Facility. Retrieved May 3, 2026, from https://4ort.xyz/entity/long-duration-exposure-facility
MLA “Long Duration Exposure Facility.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/long-duration-exposure-facility.
BibTeX @misc{4ortxyz_long-duration-exposure-facility_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Long Duration Exposure Facility}}, year = {2026}, url = {https://4ort.xyz/entity/long-duration-exposure-facility}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Long Duration Exposure Facility — https://4ort.xyz/entity/long-duration-exposure-facility (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/long-duration-exposure-facility · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 4d ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 1AENyO
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
  2. 23d ago · ZI Jony · 2026-06-21 view diff on Wikidata ↗
    Location of landing Edwards Air Force Base
    Encyclopedia of china (third edition) id 401600
    Cospar id 1984-034B
    Manufacturer
    + 53 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update:2||1|1 */ [[Property:P375]]: [[Q48806]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.