Soyuz 18

crewed flight of the Soyuz programme
Event human_spaceflight Q682890

Facts

25 properties
Followed by
Soyuz 19[6]
Duration
5440808.0
Apoapsis
230.0
Backup or reserve team or crew
Vladimir Kovalyonok, Yuri Ponomarev
Call sign
Кавказ (Kavkaz)
Location of landing
Kazakhstan[17]
Mass
6825.0
Orbital inclination
51.69[21]
Orbital period
88.6
Orbits completed
993.0[18]
Periapsis
186.0
Space launch vehicle
Soyuz[9]
Type of orbit
low Earth orbit[10]
UTC date of spacecraft landing
July 26, 1975[12]
UTC date of spacecraft launch
May 24, 1975[11]
Show all 25 facts +1
🏷️ Also known as
en Soyuz 18 cs Sojuz 18 de Sojus 18 el Σογιούζ 18 fa سایوز۱۸ fr Soyouz 18 he סויוז 18 hu Szojuz–18 hu Союз 18 ja ソユーズ18号 nl Sojoez 18 ru Союз-18 zh 联盟18号 zh-hant 聯盟18號
🔖 Identifiers · 4
COSPAR ID
1975-044A
Freebase ID
/m/019x9j
Wolfram Language entity code
Entity["Satellite", "07818"]

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🔗 Connections
Significant event 3
Backup or reserve team or crew 2
Crew members 2
Instance of 2
← Astronaut mission 2
Belongs to 1
Country 1
Followed by 1
Followed by (predecessor) 1
Follows 1
Location of landing 1
Manufacturer 1
Named after 1
Operator 1
Part of 1
Preceded by (successor) 1
Space launch vehicle 1
Start point 1
Type of orbit 1
Vessel 1
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Summary

Soyuz 18 is a human spaceflight[1].

Body

Works and Contributions

Things named for Soyuz 18 include Soyuz-18 Rock[22], a nunatak[23].

Why It Matters

Entities named for it include Soyuz-18 Rock[22], a nunatak[23].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . Jonathan's Space Report. wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . Jonathan's Space Report. wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . Jonathan's Space Report. wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . Jonathan's Space Report. wikidata.org.
  13. [14] ↑ . wikidata.org.
  14. [15] ↑ . wikidata.org.
  15. [16] ↑ . wikidata.org.
  16. [17] ↑ . wikidata.org.
  17. [18] ↑ . wikidata.org.
  18. [19] ↑ . Jonathan's Space Report. wikidata.org.
  19. [20] ↑ . wikidata.org.
  20. [21] ↑ . spacefacts.de. spacefacts.de. Provenance: wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [22] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [23] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. 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). Soyuz 18. Retrieved November 7, 2026, from https://4ort.xyz/entity/soyuz-18
MLA “Soyuz 18.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 Nov. 2026, https://4ort.xyz/entity/soyuz-18.
BibTeX @misc{4ortxyz_soyuz-18_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Soyuz 18}}, year = {2026}, url = {https://4ort.xyz/entity/soyuz-18}, note = {Accessed: 2026-11-07}}
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