Progress M-56

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Progress M-56
Progress M-56.jpg
Progress M-56 approaching the ISS
Mission typeISS resupply
COSPAR ID2006-013A
SATCAT no.29057Edit this on Wikidata
Spacecraft properties
Spacecraft typeProgress-M 11F615A55
ManufacturerRKK Energia
Start of mission
Launch date24 April 2006, 16:03:25 (2006-04-24UTC16:03:25Z) UTC
Launch siteBaikonur Site 1/5
End of mission
Decay date19 September 2006, 04:14:40 (2006-09-19UTC04:14:41Z) UTC
Orbital parameters
Reference systemGeocentric
RegimeLow Earth
Inclination51.6 degrees
Docking with ISS
Docking portZvezda Aft
Docking date26 April 2006, 17:41:31 UTC
Undocking date19 September 2006, 00:28:17 UTC
Time docked5 months
Progress ISS Resupply

Progress M-56 (Russian: Прогресс М-56), identified by NASA as Progress 21 or 21P, was a Progress spacecraft used to resupply the International Space Station. It was a Progress-M 11F615A55 spacecraft, with the serial number 356.[1]

Progress M-56 was launched by a Soyuz-U carrier rocket from Site 1/5 at the Baikonur Cosmodrome. Launch occurred at 16:03:25 GMT on 24 April 2006.[1] The spacecraft docked with the Aft port of the Zvezda module at 17:41:31 GMT on 26 April.[2][3] It remained docked for five months before undocking at 00:28:17 GMT on 19 September 2006[2] to make way for Soyuz TMA-9.[4] It was deorbited at 03:28 GMT on 19 September 2006.[2] The spacecraft burned up in the atmosphere over the Pacific Ocean, with any remaining debris landing in the ocean at around 04:14:40 GMT.[2][5]

Progress M-56 carried supplies to the International Space Station, including food, water and oxygen for the crew and equipment for conducting scientific research.

See also[edit]


  1. ^ a b McDowell, Jonathan. "Launch Log". Jonathan's Space Page. Retrieved 2009-06-05.
  2. ^ a b c d Anikeev, Alexander. "Cargo spacecraft "Progress M-56"". Manned Astronautics - Figures & Facts. Archived from the original on 2008-03-02. Retrieved 2009-06-05.
  3. ^ Wade, Mark. "Progress M". Encyclopedia Astronautica. Archived from the original on 2009-08-03. Retrieved 2009-06-05.
  4. ^ Zak, Anatoly. "Progress cargo ship". RussianSpaceWeb. Retrieved 2009-06-05.
  5. ^ McDowell, Jonathan. "Satellite Catalog". Jonathan's Space Page. Retrieved 2009-06-05.