KENNEDY SPACE CENTER, Fla. (NASA PR) — This is SpaceX’s final flight test, which will validate all aspects of its crew transportation system, including its spacecraft (Crew Dragon), launch vehicle (Falcon 9), launch pad (LC-39A), and operations capabilities.
(more…)COUNTDOWN
(all times are approximate and adjustments may occur prior to launch)
| Hour/Min/Sec | Events |
|---|---|
| -04:15:00 | Crew weather brief |
| -04:05:00 | Crew handoff |
| -04:00:00 | Suite donning and checkouts |
| -03:22:00 | Crew Walk Out from Neil Armstrong Operations and Checkout Building |
| -03:15:00 | Crew Transportation to Launch Complex 39A |
| -02:55:00 | Crew arrives at pad |
| -02:35:00 | Crew ingress |
| -02:20:00 | Communication check |
| -02:15:00 | Verify ready for seat rotation |
| -02:14:00 | Suit leak checks |
| -01:55:00 | Hatch close |
| -00:45:00 | SpaceX Launch Director verifies go for propellant load |
| -00:42:00 | Crew access arm retracts |
| -00:37:00 | Dragon launch escape system is armed |
| -00:35:00 | RP-1 (rocket grade kerosene) loading begins |
| -00:35:00 | 1st stage LOX (liquid oxygen) loading begins |
| -00:16:00 | 2nd stage LOX loading begins |
| -00:07:00 | Falcon 9 begins engine chill prior to launch |
| -00:05:00 | Dragon transitions to internal power |
| -00:01:00 | Command flight computer to begin final prelaunch checks |
| -00:01:00 | Propellant tank pressurization to flight pressure begins |
| -00:00:45 | SpaceX Launch Director verifies go for launch |
| -00:00:03 | Engine controller commands engine ignition sequence to start |
| -00:00:00 | Falcon 9 liftoff |
NASA, SpaceX and U.S. Space Force officials said that a launch readiness review went well on Monday, clearing one of the last hurdles toward liftoff of the Falcon 9 booster and Crew Dragon capsule with astronauts Bob Behnken and Doug Hurley aboard at 4:33 p.m. EDT on Wednesday, May 27. Officials said the launch day forecast for NASA’s Kennedy Space Center in Florida has improved from 60 percent chance of […]
KENNEDY SPACE CENTER, Fla. (NASA PR) — NASA’s SpaceX Demo-2 mission is cleared to proceed toward liftoff on the first crewed flight of the agency’s Commercial Crew Program, NASA and SpaceX officials said following a successful Flight Readiness Review concluded Friday at the agency’s Kennedy Space Center in Florida.
(more…)KENNEDY SPACE CENTER, Fla. (NASA PR) — The SpaceX Falcon 9 rocket and Crew Dragon spacecraft that will launch American astronauts to the International Space Station from American soil for the first time in nearly a decade has completed a key prelaunch milestone: the integrated static fire. Standing on the launch pad at Launch Complex 39A at the agency’s Kennedy Space Center in Florida, the rocket’s nine Merlin first-stage engines were […]
KENNEDY SPACE CENTER, Fla. (NASA PR) — NASA will provide coverage of the upcoming prelaunch and launch activities for the agency’s SpaceX Demo-2 flight test with NASA astronauts Robert Behnken and Douglas Hurley to the International Space Station. The mission is part of NASA’s Commercial Crew Program, which is working with the U.S. aerospace industry to launch astronauts on American rockets and spacecraft from American soil for the first time since 2011.
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