STS-127: Space Shuttle Endeavour

STS-127 countdown activities at T minus 3 hours, focusing on the external tank fueling operations. Notable moments include the start of liquid hydrogen slow fill at 9:43 AM and liquid oxygen fast fill at 10:26 AM. The recording also discusses the decision to proceed with launch despite a detached Tyvek thruster cover, with weather conditions being monitored closely by Shuttle Weather Officer Kathy Winters. Commander Mark Polanski and the crew are preparing for launch, with a weather briefing scheduled for 2:20 PM.

This recording captures STS-127 countdown activities at T minus 2 hours to T minus 59 minutes, focusing on crew ingress and weather assessments. Notable moments include Commander Mark Polanski boarding Endeavour at 3:31 PM, the first crew member to enter being Polanski, followed by rookie pilot Doug Hurley and Mission Specialist Chris Cassidy, who will become the 500th human in space upon launch. The crew's preparations are closely monitored by Shuttle Weather Officer Kathy Winters, who reports green conditions for launch despite nearby weather developments.

This recording captures countdown activities for STS-127 at T minus 20 minutes, focusing on the final preparations before launch. Notable moments include Commander Mark Polanski performing voice checks and updating the altimeter setting, while Shuttle Weather Officer Kathy Winters reports a red status for lightning within 10 nautical miles. The countdown holds at T minus 9 minutes due to weather concerns, with a decision made to scrub the launch attempt due to unfavorable conditions.

Descriptive summary pending processing.

This recording captures post-landing activities for STS-127, focusing on the crew's egress from Endeavour at 11:28 and 11:38, with Commander Mark Polanski being the last to exit. The recovery convoy is on site, preparing to assist the crew and tow the orbiter, while a flight surgeon conducts health checks. Notably, the mission concluded with a total of 30 hours and 30 minutes of spacewalks, and the crew is expected to hold a press conference approximately four hours after landing.

Descriptive summary pending processing.

This recording captures STS-127 launch coverage from T-minus 4 minutes and 30 seconds to T-plus 6 minutes and 30 seconds. Distinctive moments include liftoff at 5:03 PM Central Time, solid rocket booster separation, and main engine cutoff (MECO). The crew also successfully jettisons the external tank approximately 8.5 minutes after launch, with video footage of the tank's descent being downlinked shortly thereafter. Flight Director Kwasi Alibarujo and CAPCOM Janice Voss are key participants in the communication during this phase.

Descriptive summary pending processing.

This recording captures STS-127 launch coverage from T-minus 4 minutes and 30 seconds to T-plus 6 minutes and 30 seconds. Distinctive moments include liftoff at 5:03 PM Central Time, solid rocket booster separation, and main engine cutoff (MECO). The crew also successfully jettisons the external tank approximately 8.5 minutes after launch, with Flight Director Brian Lunny overseeing the transition to orbit operations and CAPCOM Janice Voss communicating with the crew during ascent.

This recording captures the STS-127 prelaunch news conference at T minus 5 hours, 31 minutes, where Launch Director Pete Nikolinko announces a 24-hour delay due to lightning strikes near the launch pad. Notably, Mike Moses discusses the evaluation of the lightning event, detailing 11 strikes within 0.3 nautical miles and the implications for the orbiter and SRBs. The team emphasizes the need for additional retests to ensure system integrity before proceeding with the launch attempt.

This recording captures STS-127 launch coverage from T-minus 4 minutes and 30 seconds to T-plus 6 minutes and 30 seconds. Distinctive moments include liftoff at 5:03 PM Central Time, debris impacting the starboard chine area at 107 seconds into ascent, and the successful jettisoning of the external tank approximately 8 minutes after launch. Commander Mark Polanski and CAPCOM Janice Voss are key participants in the communication during this phase.

This recording captures the STS-127 launch countdown from T minus six hours to T minus four hours and 31 minutes, focusing on the preparations for the launch attempt at 7:13 PM. Distinctive moments include the decision to proceed with fueling after evaluating 11 lightning strikes near the launch pad, and the successful chill down of liquid hydrogen and liquid oxygen lines starting at 9:48 AM. Launch Integration Manager Mike Moses discusses the retesting of systems affected by the lightning event, confirming no issues were found.

This recording documents the countdown backout for STS-127 at T minus 20 minutes, highlighting the decision to recycle to T minus 20 due to weather concerns. Key moments include the closeout crew's preparations for crew egress and the discussion of a partially debonded Tyvek thruster cover, which was deemed non-critical for launch. The crew's exit from Endeavour is led by Mission Specialist David Wolf, followed by other crew members, with Commander Mark Polanski being the last to exit.

This recording captures the launch coverage of STS-127, detailing the terminal countdown leading to the targeted liftoff at 7:13 PM and 54 seconds. Distinctive moments include the T-minus 9 minute hold, the pressurization of the crew module, and the weather briefing indicating potential thunderstorms near the launch site. The countdown window opens at 22:08 GMT, with ascent milestones including solid rocket booster separation at 2 minutes and 3 seconds and main engine cutoff shortly thereafter.

This recording captures the launch coverage of STS-127 during the terminal countdown, specifically at T minus 3 hours and holding. Distinctive moments include the T-minus 9 minute hold, the successful tanking operations with no gaseous hydrogen leaks, and the crew's scheduled weather briefing at 2:43 PM. The launch window is set for 7:13 PM and 55 seconds, with ascent milestones including solid rocket booster separation and main engine cutoff expected shortly thereafter.

Descriptive summary pending processing.

This recording captures STS-127 prelaunch activities from T-minus 3 hours to T-minus 2 hours and 39 minutes, highlighting the sixth launch attempt due to weather concerns. Notable moments include the final inspection team's assessment of the external tank for ice and frost, and the crew's weather briefing led by Shuttle Weather Officer Kathy Winters. The launch window is set to open at 6:03 PM and the crew, including Commander Mark Polanski and Pilot Doug Hurley, is preparing for their journey to the launch pad.

This recording captures STS-127 prelaunch activities from T-minus 1 hour 56 minutes 30 seconds to T-minus 1 hour 33 minutes, highlighting the crew's ingress into Endeavour. Notable moments include Commander Mark Polanski's entry into the White Room and the final crew member, Julie Payette, boarding the shuttle. Weather concerns are addressed with a phase two lightning warning being downgraded to phase one, while discussions about fuel cell number three's status indicate no expected issues for launch.

Descriptive summary pending processing.

Descriptive summary pending processing.

This recording captures the STS-127 prelaunch countdown activities leading up to the second launch attempt, focusing on the weather-related delays and fueling operations. Notable moments include the fueling process beginning at 11:02 PM after a weather hold, with launch teams aiming for a 5:40 AM launch. Shuttle Launch Director Pete Nikolenko discusses strategies to make up lost time, while weather conditions improve, providing optimism for the launch window.

This recording captures STS-127 launch coverage from T-minus 32 minutes and 35 seconds to T-plus 10 minutes and 34 seconds. Distinctive moments include the successful liftoff at 6:03 PM, solid rocket booster separation at 2 minutes and 20 seconds, and main engine cutoff (MECO) at 8 minutes and 31 seconds. Commander Mark Polanski and Pilot Doug Hurley are key participants during ascent, with the crew preparing for operations in space following external tank separation.