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National Aeronautics and Space Administration

Goddard Space Flight Center

Astrophysics Science Division | Sciences and Exploration

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Mission Critical Multi-Media Gallery Hubble News Mission Updates Launch Info

 Mission Timeline

Introduction
Mission Objectives
Mission Timeline
Space Shuttle Crew

Every Servicing Mission is carefully planned down to the hour. Take a look at a summary of the SM3B timeline or examine detailed timelines (bottom).

Day 1 Launch at Kennedy Space Center
Achieve Orbit - Post Insertion
Day 2 Systems and Equipment Check
Depress cabin from 14.7 to 10.2 psi
Day 3 Grapple Hubble Space Telscope into shuttle bay
|SA2| Retract old Solar Arrays
Day 4 :: EVA 1 Set-up for EVA
|SA3| Replace Solar Array and Diode Box on -V2 side
|PCU| Prepare for Power Control Unit changeout
Day 5 :: EVA 2 |SA3| Replace Solar Array and Diode Box on +V2 side
|RWA| Replace Reaction Wheel Assembly
|PCU| Prepare for Power Control Unit changeout
Day 6 :: EVA 3 |PCU| Replace Power Control Unit
requires Hubble to be powered-down and powered-up again
Day 7 :: EVA 4 |ACS| Install Advanced Camera for Surveys
|NCS| Begin installing Nicmos Cooling System

|PCU| Power Control Unit Clean-up
Day 8 :: EVA 5 |NCS| Finish installing Nicmos Cooling System
Reboost Hubble to higher altitude
Closeout EVA
Day 9 Release Hubble Space Telescope
Stow Flight Support System (FSS)
Repressurize cabin from 10.2 to 14.7 psi
Day 10 Off Duty
Post-EVA wrap-up
Prepare for entry
Day 11 Systems and Equipment Check
Stow equipment in cabin
Day 12 De-orbit Preparation
Entry
Landing at Kennedy Space Center

  (pdf file) or (gif file) click for detailed overview timeline.

  (pdf file) or (gif file) click for charted overview timeline.

  (pdf file) or (gif file) click for detailed EVA timeline.

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| Page Last Updated: March 28, 2012 |
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