Expedition 12
 Promotional poster | ||
| Mission type | ISS Expedition | |
|---|---|---|
| Mission duration | 187 days, 14 hours, 1 minute (at ISS) 189 days, 19 hours, 53 minutes (launch to landing) | |
| Orbits completed | 2,987 | |
| Expedition | ||
| Space station | International Space Station | |
| Began | 3 October 2005, 05:27 UTC | |
| Ended | 8 April 2006, 19:28 UTC | |
| Arrived aboard | Soyuz TMA-7 | |
| Departed aboard | Soyuz TMA-7 | |
| Crew | ||
| Crew size | 2 | |
| Members | EVA duration | 11 hours, 5 minutes |
 Expedition 12 mission patch  William S. McArthur, Jr. (United States left), Valeri I. Tokarev (Russia right) | ||
Expedition 12 (2005) was the 12th expedition to the
American entrepreneur
Crew
| Position | Astronaut | |
|---|---|---|
| Commander |  William S. McArthur, NASAFourth and last spaceflight | |
| Flight Engineer 1 | RSA Second and last spaceflight | |
Mission parameters
- Perigee:
- Apogee:
- Inclination: 51.6 degrees
- Orbital period:
Mission objectives
Station assembly preparations, maintenance and science in microgravity.
Spacewalks
There were two
EVA 1
The first EVA was on 7 November 2005 for 5 hours and 22 minutes. There were two main objectives, both of which were completed. The first was to install and set up a new camera on the P1 Truss which was later used in the installation of more truss segments. The second was to jettison the Floating Potential Probe which was a failed instrument, designed to measure the station's electrical potential and compare it to the surrounding plasma.[2]
EVA 2
The second spacewalk took place on 3 February 2006 and lasted 5 hours and 43 minutes. The astronauts jettisoned an old Russian
Solar eclipse
On 29 March 2006 a total solar eclipse took place, and the adjacent picture was taken by the Expedition 12 crew. It clearly shows the shadow of the Moon being cast on the Earth.
Concert
While wake-up music is a tradition aboard space shuttle missions, the ISS crew generally use an alarm clock to wake up. Expedition 12 astronauts received a special treat on 3 November 2005 when
References
This article incorporates public domain material from Expedition 12.
- ^ BBC.news: Space tourist blasts off to ISS, accessed last 11 March 2011
- ^ "NASA: EVA 1 - Spacewalkers Install New Camera Assembly, Jettison FPP". Archived from the original on 23 June 2022. Retrieved 9 April 2006.
- ^ "NASA: EVA 2 - Crew Back in Station After Spacewalk". Archived from the original on 20 October 2008. Retrieved 9 April 2006.
- ^ Fries, Colin (25 June 2007). "Chronology of Wakeup Calls" (PDF). NASA. p. 73. Archived from the original (PDF) on 5 June 2010. Retrieved 13 August 2007.
STS-5, STS-41-G
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