| STS-125 Flight Day 8: Bay 7 shielding |
Posted: May 18, 2009
Duration: 8 min 8 sec
The New Outer Blanket Layer has been installed on Bay 7 to cover sections of the observatory where the existing thermal shield has degraded over the orbital life of the Hubble Space Telescope. |  |
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| STS-125 Flight Day 8: Bay 8 shielding |
Posted: May 18, 2009
Duration: 21 min 4 sec
The spacewalkers are moving to the Bay 8 insulation panel work, which was deferred from the fourth EVA because of bolt problems made the STIS instrument repair job run longer than envisioned. |  |
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| STS-125 Flight Day 8: Bay 5 shielding |
Posted: May 18, 2009
Duration: 29 min 58 sec
Spacewalker John Grunsfeld peels away the old multi-layered insulation on Bay 5 door of the telescope's equipment section that contains communications equipment such as solid-state recorders. The pizza sheet-like insulation panel, known as the New Outer Blanket Layer, is then installed. |  |
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| STS-125 Flight Day 8: Stowing the old guidance unit for return to Earth |
Posted: May 18, 2009
Duration: 17 min 7 sec
The 10-year-old Fine Guidance Sensor removed from Hubble and replaced by an newer model is moved from its temporary spot and packed away in the shuttle's payload bay for the return trip home aboard Atlantis. |  |
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| STS-125 Flight Day 8: A new guidance unit for Hubble's pointing system |
Posted: May 18, 2009
Duration: 14 min 29 sec
An updated Fine Guidance Sensor, one of three such devices that help the Hubble Space Telescope lock onto stars during observations as part of the spacecraft's pointing and control system, is hooked up inside the observatory. |  |
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| STS-125 Flight Day 8: Removing 10-year-old Fine Guidance Sensor from Hubble |
Posted: May 18, 2009
Duration: 14 min 46 sec
A Fine Guidance Sensor installed during the third servicing mission in 1999 is removed from the Hubble Space Telescope and temporarily anchored onto a fixture on the sidewall of the payload bay while the spacewalkers get the new device out of the launch carrier. |  |
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| STS-125 Flight Day 8: Fighting bolts and latches |
Posted: May 18, 2009
Duration: 29 min 12 sec
The astronauts struggle to access the bay where one of the Fine Guidance Sensors is located for its removal and replacement. Once inside the door, John Grunsfeld has to apply extra muscle to get the main latch on the unit to disengage. |  |
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| STS-125 Flight Day 8: Changing Hubble's batteries |
Posted: May 18, 2009
Duration: 32 min 56 sec
The 475-pound box containing three of Hubble's nickel-hydrogen batteries, original equipment launched aboard the telescope in April 1990 and now operating at half their capacity, is removed by spacewalker John Grunsfeld for replacement with a new power package. |  |
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| STS-125 Flight Day 8: Spacewalk No. 5 begins |
Posted: May 18, 2009
Duration: 3 min 20 sec
After five servicing missions that have repaired and improved the Hubble Space Telescope, the shuttle Atlantis astronauts begin one final spacewalk to install another set of batteries, a fine guidance sensor and thermal insulation panels. |  |
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| STS-125 Flight Day 8: EVA 5 preview |
Posted: May 18, 2009
Duration: 5 min 8 sec
Tomas Gonzales-Torres, the lead spacewalk officer for STS-125, provides this narrated preview of the fifth and final EVA during Atlantis' mission to the Hubble Space Telescope. |  |
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| STS-125 Flight Day 7: The highlights |
Posted: May 18, 2009
Duration: 33 min 21 sec
Astronauts Mike Massimino and Mike Good repaired the broken Space Telescope Imaging and Spectrograph during a sometimes frustrating spacewalk on Flight Day 7. The day's video highlights are packaged into this movie. |  |
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| STS-125 Flight Day 7: STOCC update |
Posted: May 17, 2009
Duration: 7 min 6 sec
From the Space Telescope Operations Control Center, this update was provided at 9:45 p.m. EDT May 17 to recap the day's EVA to service Hubble and preparations for spacewalk No. 5. |  |
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| STS-125 Flight Day 7: Status briefing |
Posted: May 17, 2009
Duration: 31 min 5 sec
The Mission Status Briefing for Flight Day 7 covers the successful fourth spacewalk for the space shuttle Atlantis astronauts who are servicing the Hubble Space Telescope. |  |
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| STS-125 Flight Day 7: STIS repaired |
Posted: May 17, 2009
Duration: 6 min 10 sec
After swapping out the failed power supply circuit card for a good one, the spacewalkers install a new cover over the electronics module to finish the Space Telescope Imaging Spectrograph repair. STIS was installed on Hubble in 1997 but stopped working in 2004 due to a power failure. |  |
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| STS-125 Flight Day 7: Opening up power box |
Posted: May 17, 2009
Duration: 17 min 29 sec
The fastener capture plate, along with the contained screws and the STIS instrument's cover, is removed in one piece by spacewalker Mike Massimino. Fellow astronaut Mike Good then cuts some wires connected to the cover. The internal electronics module is now exposed for the spacewalkers to pull out the failed circuit board. |  |
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| STS-125 Flight Day 7: Tiny fasteners |
Posted: May 17, 2009
Duration: 11 min 19 sec
The methodical process of releasing more than 100 tiny fasteners on the STIS instrument gets underway by spacewalker Mike Massimino. This footage shows the astronaut releasing the first batch of screws. |  |
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| STS-125 Flight Day 7: Trip from airlock |
Posted: May 17, 2009
Duration: 4 min 9 sec
Unbelievably, the spacewalkers run into another snag when the mini-power tool to be used in releasing the hundred tiny screws won't work. Massimino goes back to the airlock to get a spare. This video shows the astronaut making his way back to the telescope to begin the unbolting work. |  |
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| STS-125 Flight Day 7: Capture plate |
Posted: May 17, 2009
Duration: 24 min 15 sec
After breaking the handrail off with brute force, something not seen in live TV from the shuttle, the spacewalkers mount the fastener capture plate onto STIS. This plate is designed to ensure all of the tiny screws that will be released by Massimino are contained and cannot escape into the telescope. |  |
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| STS-125 Flight Day 7: Bolt problem halts work to repair STIS instrument |
Posted: May 17, 2009
Duration: 23 min 6 sec
In order to get inside STIS to repair its failed power system, the spacewalkers must first remove a handrail that's obstructing the access. But repeated efforts by Mike Massimino to release the final bolt is unsuccessful. |  |
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| STS-125 Flight Day 7: Spacewalkers get things organized for STIS repair job |
Posted: May 17, 2009
Duration: 25 min 44 sec
The astronauts retrieve tools from storage carriers in the payload bay, including the special capture plate to be used when the spacewalkers remove more than 100 screws from the STIS, then open up the doors on Hubble's side and Mike Massimino climbs inside the telescope to reach the instrument. |  |
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