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Progress M-55



Progress M-55 is a Russian automatic cargo craft that was launched by a Soyuz-U rocket from Baikonur at 18:38 UT on 21 December 2005. The 5.7 tonne craft (including 880 kg of propellant) carried 210 kg of water, 83 kg of air, and 1.4 tonne of equipment and spare parts to the International Space Station. Some of propellant will be transferred to the ISS for its maneuvering thrusters. It docked with the PIRS module of the ISS automatically at 19:56 UT on 23 December, and delivered the cargo.

Alternate Names

  • 28906
  • ProgressM-55

Facts in Brief

Launch Date: 2005-12-21
Launch Vehicle: Soyuz-U
Launch Site: Tyuratam (Baikonur Cosmodrome), Kazakhstan

Funding Agency

  • Unknown (Russia)


  • Resupply/Refurbishment/Repair

Additional Information

Questions and comments about this spacecraft can be directed to: Coordinated Request and User Support Office

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