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Liftoff from Space Launch Complex 40 at Cape Canaveral Space Force Station is scheduled for Tuesday, July 21, at 5:15 p.m. EDT (2115 UTC).\n\nThe first-stage Falcon 9 booster, serial number B1069, launching for a 32nd  and final time, will take an easterly trajectory on departure from Florida's Space Coast. The mission requires all the Falcon 9 performance and the first stage booster will not be recovered.\n\nOur live coverage with commentary from Spaceflight Now's Will Robinson-Smith will start about 90 minutes prior to launch.\n\nVideos like this are made possible by the support of our members. Join this...","feature_image":"https://i.ytimg.com/vi/2h4gxuQ9lPA/maxresdefault.jpg","url":"https://www.youtube.com/watch?v=2h4gxuQ9lPA","type":{"id":3,"name":"Unofficial Webcast"},"language":{"id":1,"name":"English","code":"en"},"start_time":"2026-07-21T20:01:31Z","end_time":"2026-07-21T22:05:33Z"},{"priority":9,"source":"youtube.com","publisher":"NASASpaceflight","title":"SpaceX Launches Falcon 9 with MRV-1","description":"Launch Window: July 21st from 5:15PM to 9:15PM EDT (21:15-01:15 UTC)\nCurrent T0: July 21st at 5:15PM EDT (21:15 UTC)\n\nMission: Falcon 9 of MRV-1 and MEP 1, 2, 3, and 4 for Northrop Grumman\nLaunch location: Space Launch Complex 40 (SLC-40), Cape Canaveral Space Force Station, Earth.\nTarget orbit: Geosynchronous Transfer Orbit (GTO)\nBooster: B1069-32; 81d 3h 8min 50s\nPast customer missions: CRS-24, Hotbird 13F, OneWeb-15, SES-18 & SES-19, \nPast Starlink missions: 4-23, 5-3, 5-6, 5-12, 6-9, 6-19, 6-28, 6-36, 6-39, 6-47, 6-57, 10-1, 10-9, 8-10, 10-8, 6-66, 12-3, 12-21, 6-74, 12-22, 10-23, 10-29, 10-57, 10-51, 6-96, 6-108, 10-38.\nSatellites launched: 834, will be 838 after this mission.\nBooster recovery: None - booster will be expended.\nFairing recovery: Bob\nRocket trajectory: Straight Eas...","feature_image":"https://i.ytimg.com/vi/dO71XO4lceM/maxresdefault.jpg","url":"https://www.youtube.com/watch?v=dO71XO4lceM","type":{"id":3,"name":"Unofficial Webcast"},"language":{"id":1,"name":"English","code":"en"},"start_time":"2026-07-21T20:19:17Z","end_time":"2026-07-21T21:33:05Z"},{"priority":10,"source":"x.com","publisher":"SpaceX","title":"MRV-MEP Mission","description":"Livestream on X","feature_image":"https://pbs.twimg.com/media/HNNeMJ3W8AAgTdK.jpg","url":"https://x.com/i/broadcasts/1nxnRRdXWEkxO","type":{"id":1,"name":"Official Webcast"},"language":{"id":1,"name":"English","code":"en"},"start_time":"2026-07-21T21:00:55Z","end_time":"2026-07-21T21:46:25Z"}],"webcast_live":false,"timeline":[{"type":{"id":1,"abbrev":"GO for Prop Load","description":"Launch director verifies go for propellant load"},"relative_time":"-PT38M"},{"type":{"id":2,"abbrev":"Prop Load","description":"Start of propelland loading"},"relative_time":"-PT35M"},{"type":{"id":3,"abbrev":"Stage 1 LOX Load","description":"Start of liquid oxygen loading in the first stage"},"relative_time":"-PT35M"},{"type":{"id":4,"abbrev":"Stage 2 LOX Load","description":"Start of liquid oxygen loading in the second stage"},"relative_time":"-PT16M"},{"type":{"id":5,"abbrev":"Engine Chill","description":"Start of engine chilling"},"relative_time":"-PT7M"},{"type":{"id":6,"abbrev":"Startup","description":"The onboard computer takes control over the countdown and runs last checks"},"relative_time":"-PT1M"},{"type":{"id":7,"abbrev":"Tank Press","description":"Fuel tanks are pressurized to flight levels"},"relative_time":"-PT1M"},{"type":{"id":8,"abbrev":"GO for Launch","description":"Launch director verifies go for launch"},"relative_time":"-PT45S"},{"type":{"id":9,"abbrev":"Ignition","description":"Start of the engine ignition sequence"},"relative_time":"-PT3S"},{"type":{"id":10,"abbrev":"Liftoff","description":"First upwards movement of the rocket"},"relative_time":"P0D"},{"type":{"id":11,"abbrev":"Max-Q","description":"Maximum dynamic pressure"},"relative_time":"PT1M12S"},{"type":{"id":12,"abbrev":"MECO","description":"Cut-off of the main engine"},"relative_time":"PT2M37S"},{"type":{"id":13,"abbrev":"Stage 2 Separation","description":"Separation of the second stage from the first"},"relative_time":"PT2M41S"},{"type":{"id":14,"abbrev":"SES-1","description":"First start of the second engine"},"relative_time":"PT2M48S"},{"type":{"id":15,"abbrev":"Fairing Separation","description":"Separation of the payload fairing"},"relative_time":"PT3M29S"},{"type":{"id":20,"abbrev":"SECO-1","description":"First cut-off of the second engine"},"relative_time":"PT7M55S"},{"type":{"id":21,"abbrev":"SES-2","description":"Second start of the second engine"},"relative_time":"PT29M"},{"type":{"id":22,"abbrev":"SECO-2","description":"Second cut-off of the second engine"},"relative_time":"PT30M5S"},{"type":{"id":35,"abbrev":"Payload Separation","description":"Final deployment of the payload from the rocket"},"relative_time":"PT35M34S"},{"type":{"id":35,"abbrev":"Payload Separation","description":"Final deployment of the payload from the rocket"},"relative_time":"PT45M34S"},{"type":{"id":35,"abbrev":"Payload Separation","description":"Final deployment of the payload from the rocket"},"relative_time":"PT55M34S"},{"type":{"id":22,"abbrev":"SECO-2","description":"Second cut-off of the second engine"},"relative_time":"PT56M51S"},{"type":{"id":35,"abbrev":"Payload Separation","description":"Final deployment of the payload from the rocket"},"relative_time":"PT1H5M34S"}],"image":"https://thespacedevs-prod.nyc3.digitaloceanspaces.com/media/images/falcon_9_at_slc_image_20260721192735.jpg","infographic":null,"program":[],"orbital_launch_attempt_count":7346,"location_launch_attempt_count":1122,"pad_launch_attempt_count":394,"agency_launch_attempt_count":707,"orbital_launch_attempt_count_year":173,"location_launch_attempt_count_year":46,"pad_launch_attempt_count_year":40,"agency_launch_attempt_count_year":88,"pad_turnaround":"P7DT12H4M48S","mission_patches":[{"id":1334,"name":"MEP MRV NG","priority":10,"image_url":"https://thespacedevs-prod.nyc3.digitaloceanspaces.com/media/mission_patch_images/mep2520mrv252_mission_patch_20260721153854.png","agency":{"id":257,"url":"https://ll.thespacedevs.com/2.2.0/agencies/257/","name":"Northrop Grumman Space Systems","type":"Commercial"}}],"type":"detailed"}