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Musa Khiramanovich Manarov (Russian: Муса Хираманович Манаров; Lak: Муса Хираманнул арс Маннаров; born 22 March 1951) is a former Soviet cosmonaut who spent 541 days in space.[1]

Key Information

He was a colonel in the Soviet Air Force and graduated from the Moscow Aviation Institute with an engineering qualification in 1974. Musa was selected as a cosmonaut on 1 December 1978.[1]

From 21 December 1987 to 21 December 1988, he flew as flight engineer on Soyuz TM-4. The flight duration was 365 days, 22 hours, and 38 minutes. From 2 December 1990 to 26 May 1991, he flew again as a flight engineer on Soyuz TM-11. The duration was 175 days, 1 hour, and 50 minutes,[2] the longest continuous time spent in space by anyone at that time. During his 176-day stay, Manarov observed the Earth and worked in space manufacturing. He also performed more than 20 hours of spacewalks.[3] Manarov lives in Russia.

He was a member of the State Duma of the Russian Federation of the 5th convocation (2007–2011) as part of the United Russia faction.

Personal life

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Manarov is married and has two children. He is an ethnic Lak.[4][5] He lives in Moscow, while his mother still lives in Baku.

Awards and honors

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Foreign awards:

See also

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References

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[edit]
Revisions and contributorsEdit on WikipediaRead on Wikipedia

Musa Manarov

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Musa Khiramanovich Manarov (born 22 March 1951) is a retired Soviet cosmonaut of Lak ethnicity, born in Baku, Azerbaijan SSR, who accumulated 541 days in space across two missions to the Mir space station. A colonel in the Soviet Air Force and graduate of the Moscow Aviation Institute with an engineering degree in 1974, he was selected for cosmonaut training in 1978 after initial examinations. Manarov's first flight launched aboard Soyuz TM-4 on 21 December 1987, pairing him with Vladimir Titov for a principal expedition to that lasted 365 days, 22 hours, and 39 minutes—establishing a record for the longest single at the time. During this extended stay, he conducted experiments, material processing, and medical studies on long-duration effects, contributing data on under microgravity. His second mission in added further time in orbit, bringing his cumulative exposure to over 541 days and earning him the title for advancing knowledge of prolonged space habitation. Post-retirement in 1992, Manarov's endurance feats informed subsequent preparations for extended missions, underscoring the Soviet program's emphasis on testing human limits for future interplanetary travel.

Early Life and Education

Childhood and Family Origins

Musa Khiramanovich Manarov was born on March 22, 1951, in , , to a family of Lak ethnicity, an indigenous North Caucasian people primarily from the . Laks, numbering around 180,000 in the Soviet era, were concentrated in the Lak district of , with many families, like Manarov's, relocating due to or internal Soviet migration policies that distributed ethnic minorities across republics to foster integration and labor needs. This positioned Manarov as the first cosmonaut of Dagestani ethnic origin, highlighting the USSR's pattern of selecting representatives from peripheral republics to symbolize multi-ethnic unity in space achievements. His father's service in the led to frequent family relocations during Manarov's childhood, exposing him to varied regional environments within the union while maintaining ties to Caucasian cultural roots. , as a cosmopolitan oil hub with a exceeding 1 million by the , featured a multi-ethnic fabric including , , , , and smaller Caucasian groups, shaped by industrialization and Soviet policies that promoted inter-ethnic mixing amid underlying ethnic tensions. These dynamics reflected broader USSR migration trends, where North Caucasian families often moved to urban centers like for economic opportunities post-World War II reconstruction, blending traditional clan structures with proletarian Soviet life.

Academic Training

Manarov enrolled in the (MAI) following his high school graduation in 1968 with a , attending from 1969 to 1974. He specialized in the faculty of radioelectronics for flying apparatus, earning a as a radio engineer. This program, part of the Soviet Union's premier technical institution for , equipped graduates with expertise in , systems, and electronic instrumentation critical for aircraft and operations. The rigorous curriculum at MAI aligned with the demands of Soviet cosmonaut selection, emphasizing practical applications in flight vehicle electronics and control systems, which directly supported Manarov's subsequent roles in space mission engineering. His completion of the program met the high standards required for entry into specialized design bureaus, reflecting the institute's role in training the technical elite for military and space programs.

Military and Pre-Cosmonaut Career

Service in the Soviet

Manarov joined the Soviet as an engineering officer shortly after graduating from the in 1974 with a in . His initial duties centered on flight engineering support, involving the testing and maintenance of aviation systems during a period of intensified development amid rivalries. This role demanded meticulous attention to aircraft reliability and operational protocols, laying groundwork for handling complex machinery under demanding conditions. Throughout his military career, which extended from the mid-1970s until his retirement in 1992, Manarov advanced to the rank of colonel in the Air Force. He served in capacities that emphasized systems integration for high-performance aircraft, participating in readiness exercises that simulated combat and technical contingencies reflective of Soviet strategic priorities. These experiences cultivated his proficiency in endurance protocols and fault-tolerant engineering, attributes directly transferable to the rigors of cosmonaut operations without overlap into specialized space preparation.

Engineering Roles

After graduating from the in 1974 with an engineering diploma, Manarov joined the S. P. Korolev Rocket and Space Corporation Energia (then known as the Korolev Design Bureau) as a . In this capacity, he worked as a tester of space equipment and an experiment analyst, focusing on the validation and analysis of hardware intended for orbital operations. Manarov's responsibilities involved subjecting prototypes and systems to simulated extreme conditions, including exposure, stresses, and vibrational loads analogous to launch and reentry phases, to assess structural integrity and functional reliability. This hands-on testing contributed to enhancements in Soviet hardware design, emphasizing durability for prolonged missions and thereby supporting broader technology advancements in state-controlled facilities. His experience at the bureau lasted from 1974 until his cosmonaut selection on December 1, 1978, totaling about four years and providing a direct transition from theoretical academics to practical applications critical for preparation.

Cosmonaut Selection and Preparation

Selection Process

Musa Manarov underwent a rigorous selection process for the Soviet cosmonaut , drawn from a pool of engineers evaluated for technical expertise, , and suitable for extended missions. The process emphasized candidates with engineering backgrounds from the Soviet military, aligning with the program's need for personnel capable of operating complex spacecraft systems during long-duration stays on stations like Salyut and . Following three years of intensive medical, psychological, and physical examinations beginning around 1975, Manarov was officially selected as a cosmonaut candidate on December 1, 1978. This vetting included assessments of cardiovascular health, endurance under stress, and adaptability to isolation, reflecting the Soviet emphasis on reliability for high-stakes orbital operations. His selection as an ethnic Azerbaijani further supported the program's goal of multi-ethnic representation to symbolize Soviet unity across republics. Full cosmonaut training for Manarov was delayed until due to shifting program priorities, including verification of qualifications amid evolving mission requirements for prolonged habitation. These delays were common in the opaque Soviet space apparatus, where candidates awaited clearance based on geopolitical and technical alignments rather than immediate assignment.

Training Regimen

Manarov initiated general cosmonaut training in at the Cosmonaut Training Center near , following his candidate status since 1978. This phase included rigorous physical conditioning to build endurance for prolonged , encompassing cardiovascular workouts, , and flexibility exercises designed to mitigate anticipated microgravity-induced and loss. Protocols specifically tested physiological limits through isolation simulations lasting weeks, replicating the psychological stressors of extended confinement, and high-altitude chamber runs to assess oxygen deprivation resilience. Technical preparation emphasized mastery of spacecraft systems, with hands-on sessions in full-scale Soyuz simulators for docking, , and procedures. simulations exposed trainees to launch and reentry forces exceeding 4g, while parabolic aircraft flights provided short bursts of to practice maneuvering in zero-gravity environments. Survival drills, mandatory for all Soviet cosmonauts, covered parachute jumps, sea and forest egress scenarios, and resistance, ensuring self-reliance in potential landing mishaps across diverse terrains. For long-duration Mir assignments, training incorporated specialized endurance modules, including prolonged studies to simulate fluid shifts and vestibular adaptations, alongside biomedical monitoring to calibrate countermeasures like lower-body negative pressure suits. Crew coordination exercises fostered collective decision-making under stress, reflecting Soviet emphasis on group reliability, while technical drills on Mir mockups honed proficiency in station-specific operations such as maintenance and module interconnects. In early 1987, Manarov advanced to mission-specific preparation with Titov, integrating rehearsals in vacuum chambers for tasks like equipment repairs.

Space Missions

Soyuz TM-4 Mission (1987–1988)

Soyuz TM-4 launched on December 21, 1987, at 11:18 UTC from , carrying Commander Vladimir Titov, Flight Engineer Musa Manarov, and Research Cosmonaut Anatoly Levchenko as the crew to relieve Mir Expedition EO-2. The spacecraft docked successfully with the space station's forward port approximately 10 hours after launch, allowing the new arrivals to integrate with the outgoing crew of Yuri Romanenko and Alexander Alexandrov. Levchenko, participating in a short test flight for the Soviet Buran shuttle program, returned to Earth with Romanenko and Alexandrov aboard Soyuz TM-3 on December 29, 1987, leaving Titov and Manarov as the principal crew for Mir EO-3. During the 365-day mission, Manarov and Titov conducted a range of scientific experiments focused on , material sciences, , , and human physiology to assess long-term microgravity effects. These included monitoring physiological parameters such as , loss, and cardiovascular changes through regular medical tests and biomedical instrumentation aboard . Station maintenance tasks involved routine system checks, solar panel adjustments, and preparations for module integrations, with Manarov contributing as to engineering repairs and optimizations. The expedition featured multiple crew rotations, with visiting missions including Soyuz TM-5 in March 1988 and Soyuz TM-6 in June 1988, facilitating resupply, joint operations, and during overlapping periods of up to several weeks. These rotations enabled expanded experiment execution, such as collaborative material processing in microgravity and enhanced Earth data collection using 's instruments. Titov and Manarov returned to on December 21, 1988, aboard Soyuz TM-6, landing at 09:57 UTC after a mission duration of 365 days, 22 hours, and 39 minutes, marking the first to exceed one full year. Post-flight evaluations documented adaptations to prolonged microgravity, including documented reductions in body mass and upon reentry, informing future long-duration mission protocols.

Soyuz TM-11 Mission (1990–1991)

Soyuz TM-11 launched from on December 2, 1990, at 08:13:32 UTC, carrying Soyuz commander Viktor Afanasyev, flight engineer Musa Manarov, and Japanese spaceflight participant to the space station. The spacecraft docked automatically to Mir's forward port on December 4, 1990, initiating the eighth long-duration principal expedition (EO-8). Akiyama, conducting journalistic observations and experiments, returned to Earth on December 10, 1990, aboard Soyuz TM-10 with the departing EO-7 crew, leaving Afanasyev and Manarov to oversee station operations. The mission spanned 175 days, emphasizing maintenance tasks, payload deployments, and scientific investigations to sustain amid resource limitations and programmatic shifts in the waning Soviet space efforts. Afanasyev and Manarov performed an on January 7, 1991, from Kvant-2's to address a malfunctioning on the module's EVA hatch, which had compromised access since its 1989 deployment. Equipped with a replacement delivered via Soyuz TM-11, the cosmonauts repaired the mechanism, verified its seal through repeated operations, and affixed a for an upcoming antenna installation. Manarov specifically tested a manipulator boom by positioning himself at its extremity while Afanasyev maneuvered the device from inside, validating its utility for future external manipulations. These actions bolstered 's external servicing capacity despite constrained supplies and equipment availability. Further mission phases involved observations via Kvant module instruments and studies, alongside routine upgrades to prolong station functionality under tightening budgets. On May 18, 1991, Soyuz TM-12 docked, ferrying Anatoly Artsebarsky, , and ; the latter accompanied Afanasyev and Manarov on the return flight. Soyuz TM-11 undocked from on May 25, 1991, and landed on May 26, 1991, 68 km southeast of Dzhezkazgan, Kazakhstan, concluding the expedition.

Scientific and Operational Achievements

Duration Records and Endurance

Musa Manarov accumulated a total of 541 days in space across two missions, setting a cumulative endurance record upon his return from Soyuz TM-11 on May 26, 1991, which ranked him among the top durations at the time before being surpassed by subsequent cosmonauts. His first mission aboard Soyuz TM-4, launched December 21, 1987, lasted 365 days, 22 hours, and 39 minutes, during which he and Vladimir Titov became the first humans to complete a full solar year in , exceeding Yuri Romanenko's prior single-mission record of 326 days. This extended exposure established early benchmarks for human adaptation to microgravity, informing engineering designs for systems capable of sustaining crews over prolonged periods and contributing foundational physiological data for analog studies toward interplanetary missions like Mars expeditions. On Soyuz TM-11, from December 2, 1990, to May 26, 1991, Manarov logged an additional 175 days, 1 hour, and 50 minutes, further testing the limits of Soviet-era reliability for multi-mission careers. Post-mission debriefs and medical evaluations revealed minimal long-term health degradation, with Manarov and Titov demonstrating rapid recovery—appearing drawn and pale upon landing but quickly engaging in extended walks and rehabilitation exercises—countering prevalent fears of permanent microgravity-induced damage such as irreversible bone loss or cardiovascular impairment. Their adherence to daily fitness regimens in , including targeted leg and back strengthening, mitigated acute effects, yielding that structured countermeasures could enable viable long-duration without prohibitive physiological costs.

Extravehicular Activities and Experiments

Manarov conducted three documented extravehicular activities (EVAs) across his Mir expeditions, focusing on maintenance and preparation for scientific payloads. During Mir EO-3 in 1988, he and Vladimir Titov performed an EVA on February 26 lasting 4 hours and 25 minutes to replace a damaged element on the station's core module, addressing power degradation from impacts. On June 30, 1988, they executed a second EVA of 5 hours and 10 minutes to repair the Röntgen X-ray astronomical telescope on the Kvant module, restoring its functionality for observations after a malfunction. In Mir EO-8 during early 1991, Manarov joined Viktor Afanasyev for EVAs that included payload deployments and structural repairs. Their January 7 EVA, lasting 5 hours and 18 minutes, involved repairing the Kvant-2 airlock hatch and installing an exterior mount for a forthcoming plasma physics experiment, ensuring safe access for subsequent operations. These activities totaled approximately 15 hours, emphasizing hands-on station upkeep amid the Soviet program's push for modular expansion. Manarov's experimental contributions centered on microgravity materials science and geophysics, leveraging Mir's long-duration environment. He participated in plasma physics investigations, analyzing wave propagation and particle interactions in the ionosphere to model space weather effects on satellite operations. Biological crystal growth experiments, such as those using the Aynur apparatus, produced protein structures under reduced convection, yielding insights into pharmaceutical crystallization processes unattainable on Earth. Remote sensing tasks involved multispectral imaging for Earth resource monitoring, mapping vegetation patterns and geological features to support agricultural and environmental assessments. Through Intercosmos-linked protocols, Manarov facilitated joint experiments with visiting crews from allied nations, integrating foreign payloads like geophysical sensors despite underlying frictions over technology transfer. These efforts validated Soviet hardware compatibility with instruments, producing datasets on atmospheric phenomena and materials testing shared via bilateral agreements. Such collaborations underscored pragmatic engineering over ideological divides, with outputs informing subsequent international ventures.

Post-Retirement Activities

Departure from Cosmonaut Corps

Manarov concluded his active service in the cosmonaut corps on July 23, 1992, retaining the rank of colonel in the . This retirement followed his second mission's return on May 26, 1991, and occurred amid the Soviet Union's dissolution on December 26, 1991, as the Russian space program transitioned toward the establishment of the Russian Space Agency later that year. Post-mission, Manarov engaged in standard procedures, sharing operational insights and data from his record-setting 541 days in to inform future missions and archival , without receiving additional flight assignments. His departure reflected the culmination of an intensive career phase, influenced by factors including his age of 41 and extensive cumulative radiation and microgravity exposure accumulated over two principal expeditions.

Subsequent Professional Engagements

Following his retirement from the cosmonaut corps on July 23, 1992, with the rank of colonel in the , Manarov served as a cosmonaut-instructor at the Rocket and Space Corporation Energia (RSC Energia), where he applied his 541 days of cumulative experience to train new cosmonauts in operational procedures and long-duration mission simulations. This role capitalized on his expertise from Mir station expeditions, focusing on practical and endurance protocols rather than promotional activities. Manarov was elected as a People's Deputy of the (RSFSR) in the early , participating in legislative matters during the transition from Soviet to post-Soviet governance. He subsequently became director of Smolsat, a firm engaged in development and ventures, extending his technical background into commercial applications. Beyond these positions, Manarov pursued entrepreneurial activities in Russia, though details remain limited in , aligning with the subdued profiles typical of former Soviet post-1992. No significant new professional roles in the sector have been documented as of 2025, reflecting a shift toward private endeavors over high-visibility engagements.

Personal Life and Legacy

Family and Ethnicity

Musa Khiramanovich Manarov is an ethnic Lak, a Northeast Caucasian people indigenous to the Lakia region of Dagestan in Russia's North Caucasus. Although born on March 22, 1951, in Baku, Azerbaijan SSR, his parents hailed from Kumukh village in Dagestan, underscoring his familial ties to this multi-ethnic Soviet republic despite his birthplace in a neighboring one. This heritage positioned Manarov as a trailblazer, marking the first instance of a Dagestani or Lak individual achieving cosmonaut status and thereby elevating North Caucasian ethnic representation in the Soviet space program. Manarov is married and has two children, details consistent across biographical records from his cosmonaut career. Post-retirement, he has resided in with his immediate family, maintaining stability amid the transitions following his record-setting missions, while his mother continues to live in . Public information on his and children's identities remains sparse, in line with the reticence typical of Soviet-era cosmonauts regarding private matters to preserve personal security and focus on professional legacies.

Public Recognition and Influence

Musa Manarov received the title of twice, accompanied by Orders of Lenin, for his pioneering long-duration missions that demonstrated human endurance in space beyond previous limits. These honors recognized his direct role in accumulating over 541 days in , providing of physiological resilience under extended microgravity exposure rather than symbolic gestures. Data from Manarov's year-long stay aboard contributed to advancements in space medicine, including studies on crew performance and health monitoring protocols that informed risk assessments for the . Soviet approaches, as exemplified by his flights, prioritized incremental extension of mission durations to gather real-world data, contrasting with more conservative Western limits that delayed similar benchmarks until later programs. Manarov's legacy endures as a benchmark for operational feasibility of multi-month habitations, with Mir's overall successes—including his expeditions—shaping modular station designs and international collaborations, free from notable controversies. This reflects Soviet engineering's capacity to sustain human presence in amid resource constraints, influencing global standards for deep-space preparation.

References

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