Q: What was the purpose of Soyuz 23?

A: Soyuz 23 was a crewed Soviet spaceflight mission intended to dock with the Salyut 5 space station, though the docking attempt was unsuccessful due to technical issues.

Q: How long did Soyuz 23 stay in space?

A: The mission lasted approximately 48 hours, from October 14 to October 16, 1976.

Q: Where did Soyuz 23 land?

A: Soyuz 23 landed in Lake Tengiz, Kazakhstan, on October 16, 1976, after its mission was completed.

Soyuz 23

crewed flight of the Soyuz programme

Vehicle soyuz_7k_t Q509384

Facts

31 properties

Instance of: Soyuz 7K-T, human spaceflight^[3]
Country: Soviet Union^[2]
Follows: Soyuz 22^[5]
Followed by: Soyuz 24^[6]
Launch date: 1976-10-14
Part of: Soyuz programme^[8]
Duration: 173,195 second
Apoapsis: 269 km
Backup or reserve team or crew: Viktor Gorbatko, Yury Glazkov
Call sign: Радон (Radon)
Crew member: Vyacheslav Zudov, Valeri Rozhdestvenski
Crew members: Vyacheslav Zudov, Valeri Rozhdestvenski^[16]^[17]
Landing date: 1976-10-16
Launch vehicle: Soyuz
Location of landing: Lake Tengiz^[18]
Manufacturer: S.P. Korolev Rocket and Space Corporation Energia^[7]
Mass: 6,760 kg
Operator: Soviet space program^[4]
Orbital inclination: 51.61 degree
Orbital period: 89.5 minute
Orbits completed: 32^[19]
Periapsis: 239 km
Satellite of: low Earth orbit
Significant event: rocket launch, landing^[14]^[15]

Show all 31 facts +7

Space launch vehicle: Soyuz^[9]
Start point: Baikonur Cosmodrome
Time of object orbit decay: 1976^[13]
Type of orbit: low Earth orbit^[10]
UTC date of spacecraft landing: October 16, 1976^[12]
UTC date of spacecraft launch: October 14, 1976^[11]
Vessel: Soyuz 7K-T

🏷️ Also known as

en Soyuz 23 ar سايوز 23 cs Sojuz 23 de Sojus 23 el Σογιούζ 23 fa سایوز۲۳ fr Soyouz 23 he סויוז 23 hu Szojuz–23 ja ソユーズ23号 nl Sojoez 23 ro Soiuz 23 ru Союз-23 zh 联盟23号 zh-hant 聯盟23號

🔖 Identifiers · 5

Image (Wikimedia Commons): Soyuz-23.JPG ↗
COSPAR ID: 1976-100A
Freebase ID: /m/01zhsz
SCN: 09477
Wolfram Language entity code: Entity["Satellite", "09477"]

🔗 Connections

Backup or reserve team or crew 2

Viktor Gorbatko, Yury Glazkov

Crew members 2

Valeri Rozhdestvenski, Vyacheslav Zudov

Instance of 2

human spaceflight, Soyuz 7K-T

Significant event 2

landing, rocket launch

Space launch vehicle 2

Soyuz, Soyuz

← Astronaut mission 2

Valeri Rozhdestvenski, Vyacheslav Zudov

Belongs to 1

Soyuz programme

Country 1

Soviet Union

Followed by 1

Soyuz 24

Followed by (predecessor) 1

Soyuz 24

Follows 1

Soyuz 22

Location of landing 1

Lake Tengiz

Manufacturer 1

S.P. Korolev Rocket and Space Corporation Energia

Operator 1

Soviet space program

Part of 1

Soyuz programme

Preceded by (successor) 1

Soyuz 22

Start point 1

Baikonur Cosmodrome

Type of orbit 1

low Earth orbit

Vessel 1

Soyuz 7K-T

← FactGrid item ID 1

John Christian, Count Palatine of Sulzbach

Press Enter · cited answer in seconds

Summary

Soyuz 23 is a Soyuz 7K-T^[1].

References

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

Direct Wikidata claims

[2] ↑ Soyuz 23 — country (P17): Soviet Union. wikidata.org.
[3] ↑ Soyuz 23 — instance of (P31): human spaceflight. wikidata.org.
[4] ↑ Soyuz 23 — operator (P137): Soviet space program. wikidata.org.
[5] ↑ Soyuz 23 — follows (P155): Soyuz 22. wikidata.org.
[6] ↑ Soyuz 23 — followed by (P156): Soyuz 24. wikidata.org.
[7] ↑ Soyuz 23 — manufacturer (P176): S.P. Korolev Rocket and Space Corporation Energia. wikidata.org.
[8] ↑ Soyuz 23 — part of (P361): Soyuz programme. wikidata.org.
[9] ↑ Soyuz 23 — space launch vehicle (P375): Soyuz. Jonathan's Space Report. wikidata.org.
[10] ↑ Soyuz 23 — type of orbit (P522): low Earth orbit. wikidata.org.
[11] ↑ Soyuz 23 — UTC date of spacecraft launch (P619): October 14, 1976. Jonathan's Space Report. wikidata.org.
[12] ↑ Soyuz 23 — UTC date of spacecraft landing (P620): October 16, 1976. wikidata.org.
[13] ↑ Soyuz 23 — time of object orbit decay (P621): 1976. wikidata.org.
[14] ↑ Soyuz 23 — significant event (P793): rocket launch. Jonathan's Space Report. wikidata.org.
[15] ↑ Soyuz 23 — significant event (P793): landing. wikidata.org.
[16] ↑ Soyuz 23 — crew members (P1029): Vyacheslav Zudov. wikidata.org.
[17] ↑ Soyuz 23 — crew members (P1029): Valeri Rozhdestvenski. wikidata.org.
[18] ↑ Soyuz 23 — location of landing (P1158): Lake Tengiz. wikidata.org.
[19] ↑ Soyuz 23 — orbits completed (P1418): {'amount': '+32'}. wikidata.org.

Class ancestry

[1] ↑ Soyuz 23 is an instance of Soyuz 7K-T (Q1827405) [P31, primary]. Wikidata. wikidata.org.

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BibTeX

@misc{4ortxyz_soyuz-23_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Soyuz 23}}, year = {2026}, url = {https://4ort.xyz/entity/soyuz-23}, note = {Accessed: 2026-11-01}}

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