Skylab 2

Skylab 2
Skylab, seen from the departing Skylab 2 spacecraft
OperatorNASA
COSPAR ID1973-032A Edit this at Wikidata
SATCAT no.6655
Mission duration28 days, 49 minutes, 49 seconds
Distance travelled18,500,000 kilometers (10,000,000 nautical miles)
Orbits completed404
Spacecraft properties
SpacecraftApollo CSM-116
ManufacturerNorth American Rockwell
Launch mass19,979 kilograms (44,046 lb)
Crew
Crew size3
Members
Start of mission
Launch dateMay 25, 1973 (May 25, 1973)
RocketSaturn IB SA-206
Launch siteKennedy LC-39B
End of mission
Recovered byUSS Ticonderoga
Landing dateJune 22, 1973, 13:49:48 (1973-06-22UTC13:49:49Z) UTC
Landing site24°45′N 127°2′W / 24.750°N 127.033°W / 24.750; -127.033
Orbital parameters
Reference systemGeocentric
RegimeLow Earth
Perigee altitude428 kilometers (231 nautical miles)
Apogee altitude438 kilometers (237 nautical miles)
Inclination50.0 degrees
Period93.2 minutes
EpochJune 4, 1973[1]
Docking with Skylab
Docking portForward
Docking dateMay 26, 1973, 09:56 UTC
Undocking dateMay 26, 1973, 10:45 UTC
Time docked49 minutes[2]
Docking with Skylab
Docking portForward
Docking dateMay 26, 1973, 15:50 UTC[2]
Undocking dateJune 22, 1973, 08:58 UTC[3]
Time docked26 days, 11 hours, 2 minutes

Due to a NASA management error, crewed Skylab mission patches were designed in conflict with the official mission numbering scheme.

L–R: Kerwin, Conrad, and Weitz
Skylab program
 

Skylab 2 (also SL-2 and SLM-1[4]) was the first crewed mission to Skylab, the first American orbital space station. The mission was launched on an Apollo command and service module by a Saturn IB rocket on May 25, 1973,[5] and carried NASA astronauts Pete Conrad, Joseph P. Kerwin, Paul J. Weitz to the station. The name Skylab 2 also refers to the vehicle used for that mission. The Skylab 2 mission established a twenty-eight-day record for human spaceflight duration. Furthermore, its crew was the first space station occupants ever to return safely to Earth – the only previous space station occupants, the crew of the 1971 Soyuz 11 mission that had crewed the Salyut 1 station for twenty-four days, died upon reentry due to unexpected cabin depressurization.

The crewed Skylab missions were officially designated Skylab 2, 3, and 4. Miscommunication about the numbering resulted in the mission emblems reading "Skylab I", "Skylab II", and "Skylab 3" respectively.[4][6]

  1. ^ McDowell, Jonathan. "SATCAT". Jonathan's Space Pages. Retrieved March 23, 2014.
  2. ^ a b "PART III: Skylab Development and Operations: February 1970-November 1974 (continued)". Skylab: A Chronology. NASA. Retrieved March 26, 2023.
  3. ^ Gatland, Kenneth (1976). Manned Spacecraft (Second ed.). New York: MacMillan. p. 223. ISBN 0-02-542820-9.
  4. ^ a b "Skylab Numbering Fiasco". Living in Space. William Pogue Official WebSite. 2007. Archived from the original on February 2, 2009. Retrieved February 7, 2009.
  5. ^ "Skylab 2 (1973)". Texas Archive of the Moving Image. Retrieved November 29, 2019.
  6. ^ Pogue, William. "Naming Spacecraft: Confusion Reigns". collectSPACE. Retrieved April 24, 2011.

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