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gptkbp:instance_of
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gptkb:spacecraft
gptkb:space_mission
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gptkbp:communication
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gptkb:radio_station
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gptkbp:cooling_system
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Heat shield
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gptkbp:crew
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gptkb:Valery_Ryumin
gptkb:Soviet_Union
gptkb:Oleg_Makarov
gptkb:Viktor_Patsayev
gptkb:Valentin_Lebedev
gptkb:Star_City
gptkb:launch_escape_system
gptkb:Launch_escape_tower
2
6 months
Cosmonaut training program
via radio
during mission
implemented during flight
first spaceflight for both crew members
both were experienced cosmonauts
defined before launch
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gptkbp:crew_capacity
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gptkb:3
2
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gptkbp:crew_health_protocols
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followed during mission
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gptkbp:crew_training_exercises
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included zero-gravity simulations
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gptkbp:crew_training_simulator
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used for mission preparation
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gptkbp:design
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7 days
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gptkbp:diameter
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2.2 m
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gptkbp:docking_system
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Androgynous docking system
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gptkbp:duration
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5 days
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gptkbp:first_flight
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gptkb:Soyuz_25
1977-10-09
Soyuz 7 K-T variant
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gptkbp:flight_style
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gptkb:1
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gptkbp:fuel_type
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Kerosene and liquid oxygen
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https://www.w3.org/2000/01/rdf-schema#label
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Soyuz 25 K
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gptkbp:impact
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contributed to space exploration knowledge
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gptkbp:is_a_destination_for
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gptkb:Salyut_7
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gptkbp:landing_site
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gptkb:Kazakhstan
October 31, 1977
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gptkbp:launch_date
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10:00 UTC
1977-10-09
October 26, 1977
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gptkbp:launch_event
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partially successful
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gptkbp:launch_mass
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7,200 kg
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gptkbp:launch_platform
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managed by Soviet engineers
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gptkbp:launch_site
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gptkb:Baikonur_Cosmodrome
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gptkbp:launch_vehicle
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gptkb:Soyuz-U
gptkb:Soyuz_7_K-T
high reliability of Soyuz series
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gptkbp:launch_window
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October 1977
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gptkbp:launched
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gptkb:Launch_Complex_1
3 days
October 26, 1977
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gptkbp:legacy
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influenced future missions
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gptkbp:length
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7.2 m
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gptkbp:life_support_system
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Environmental control system
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gptkbp:manufacturer
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gptkb:Soyuz_Design_Bureau
gptkb:Soyuz
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gptkbp:mission
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gptkb:Baikonur_Mission_Control
gptkb:Moscow_Mission_Control_Center
gptkb:Soviet_space_program
gptkb:Soyuz_24
gptkb:Moscow_Mission_Control
failure
scientific experiments in space
failed docking attempt
conducted by Soviet space agency
Soyuz 25 K mission
Soyuz 25 K mission patch
crew transfer to space station
faced during docking attempt
published by Soviet space agency
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gptkbp:mission_duration
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7 days
5 days, 23 hours, 12 minutes
planned for 6 months
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gptkbp:mission_type
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crewed
manned
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gptkbp:navigation_system
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Inertial navigation system
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gptkbp:notable_mission
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part of Soviet space program
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gptkbp:operational_period
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gptkb:1977
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gptkbp:orbital_altitude
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200 km
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gptkbp:orbital_inclination
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51.6 degrees
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gptkbp:orbital_period
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90 minutes
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gptkbp:payload_capacity
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1,000 kg
300 kg
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gptkbp:post-mission_recovery
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involved medical checks
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gptkbp:powers
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1,000 W
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gptkbp:primary_mission
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gptkb:Soyuz_26
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gptkbp:propulsion
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Liquid rocket engines
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gptkbp:recovery_method
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gptkb:parachute
gptkb:Kazakhstan
parachute landing
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gptkbp:related_vehicle
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gptkb:Soyuz_capsule
gptkb:Soyuz_descent_module
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gptkbp:spacecraft
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gptkb:Soyuz_spacecraft
gptkb:Soyuz_25_K
based on earlier Soyuz models
successful recovery
tested before launch
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gptkbp:spacecraft_upgrades
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implemented after mission
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gptkbp:speed
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28,000 km/h
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gptkbp:status
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retired
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gptkbp:successor
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gptkb:Soyuz_T
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gptkbp:support
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conducted after landing
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gptkbp:total_missions_in_series
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over 140
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