Launch day for Boeing Starliner OFT-2
It is launch day as soon as once more for Boeing’s Starliner OFT-2 take a look at flight to the International Space Station, with the launch time set for six:54 p.m. EDT (2254 GMT) tonight.
Boeing’s second Starliner spacecraft and its Atlas V rocket will launch on an uncrewed take a look at flight to area station to show its prepared to hold astronauts to and from the station for NASA. The mission has been a longtime coming.
A December 2019 take a look at flight launched into orbit however failed to achieve the station. That was OFT-1. Then, in July 2021, an try and launch OFT-2 was stalled attributable to caught thruster valves. Now, Boeing has addressed the valve situation and is able to strive once more.
The United Launch Alliance, which constructed the Atlas V rocket, rolled the booster out to its pad at Space Launch Complex 40 on the Cape Canaveral Space Force Station yesterday. The first NASA astronauts who will launch on Starliner – Sunita Williams, Mike Fincke and Butch Wilmore – advised reporters Wednesday that they are excited to look at Starliner launch on its OFT-2 mission since it should set the stage for their very own Crew Flight Test-1 mission within the close to future.
NASA’s webcast for the launch will start at 6 p.m. EDT (2200 GMT). You can watch the Boeing Starliner launch dwell via liftoff. Here’s a webcast schedule from NASA:
Thursday, May 19
- 6 p.m. EDT (2200 GMT): Launch protection begins NASA’s Boeing Orbital Flight Test-2 from the Cape Canaveral Space Force Station, Fla.
- 6:54 pm EDT (2254 GMT): Launch, with protection continues via the orbital insertion engine firing for Starliner roughly 31 minutes after liftoff.
- 9 p.m. EDT (0200 GMT on May 20): NASA’s Boeing Orbital Flight Test-2 post-launch information convention (time topic to alter)
Friday, May 20
- 3:30 p.m. EDT (1930 GMT): Coverage of the rendezvous and docking on the International Space Station
- 7:10 p.m. EDT (2310 GMT): Docking
Saturday, May 21
- 11:30 a.m. EDT (1530 GMT): Coverage of the opening of the hatch to NASA’s Boeing Orbital Flight Test-2 car on the International Space Station
- 11:45 a.m. EDT (1545 GMT): Hatch opening, protection will proceed via welcoming remarks by the crew)
- 1 p.m. EDT (1700 GMT): Welcoming remarks by the Expedition 67 crew on the arrival of NASA’s Boeing Orbital Flight Test-2 car to the International Space Station
— Tariq Malik
Starliner on observe for May 19 launch of OFT-2 mission
Boeing’s Starliner astronaut taxi is all set for a Thursday (May 19) launch of OFT-2, a vital uncrewed flight to the International Space Station.
Boeing, NASA, and United Launch Alliance, which is supplying OFT-2’s Atlas V rocket, held a launch readiness overview for the mission at the moment (May 17), and all the things went nicely. “It was short; it was very clean. There’s really no issues that ULA, Boeing or NASA are working for the launch coming up,” Steve Stich, supervisor of NASA’s Commercial Crew Program, stated throughout a press convention at the moment. Read our full story right here.
NASA, Boeing prelaunch information convention at the moment
NASA and Boeing will maintain a prelaunch information convention at the moment, May 17, at 12 p.m. EDT (1600 GMT) to debate launch plans for Boeing’s OFT-2 Starliner take a look at flight to the International Space Station and you can watch it dwell on-line.
The press convention will probably be carried dwell on NASA TV and you’ll watch the briefing on the Space.com homepage at begin time. Speaking within the convention will probably be:
- Steve Stich, supervisor, NASA’s Commercial Crew Program
- Dana Weigel, deputy supervisor, NASA’s International Space Station Program
- Mark Nappi, vp and program supervisor, Boeing Commercial Crew Program
- Gary Wentz, vp, Government and Commercial Programs, ULA
- Will Ulrich, launch climate officer, U.S. Space Force, forty fifth Weather Squadron, Space Launch Delta 45
Boeing’s Starliner OFT-2 mission is scheduled to launch on an Atlas V rocket on May 19 from Cape Canaveral Space Force Station in Florida. Liftoff is about for six:54 p.m. EDT (2254 GMT).
The mission is an uncrewed take a look at flight to the International Space Station to show out the Starliner spacecraft’s methods forward of a crewed industrial flight for NASA.
Starliner is ‘go’ for May 19 launch to area station
NASA has cleared Boeing’s Starliner capsule for a deliberate May 19 launch on Orbital Flight Test-2 (OFT-2), a vital uncrewed mission to the International Space Station.
The determination got here after a prolonged flight readiness overview on Wednesday (May 11). Read extra right here.
OFT-2 was initially speculated to launch in August 2021, however technicians found that 13 of the 24 oxidizer valves within the capsule’s propulsion system have been caught. Diagnosing and troubleshooting this situation ended taking about eight months.
Starliner will return to the manufacturing unit for troubleshooting
We’ve decided #Starliner will return to our manufacturing unit for deeper-level troubleshooting of 4 propulsion system valves. With @NASA, we have determined to face down for this launch window to make method for different nationwide precedence missions.More: https://t.co/oycWeRz156 pic.twitter.com/UzCZN66451August 13, 2021
Boeing’s Starliner is heading again to the processing facility for added checks, and the OFT-2 mission remains to be delayed indefinitely.
“We’ve determined #Starliner will return to our factory for deeper-level troubleshooting of four propulsion system valves. With @NASA, we’ve decided to stand down for this launch window to make way for other national priority missions,” Boeing tweeted at the moment. You can read the full update from Boeing here.
Starliner OFT-2 replace coming at the moment
NASA and Boeing are holding a information convention at the moment at 1 p.m. EDT (1700 GMT) to debate the most recent delays of the Starliner OFT-2 mission. You can hearken to the teleconference dwell right here at Space.com, courtesy of NASA.
Read extra: Stuck valves on Boeing’s Starliner maintain essential area station take a look at flight on maintain
Back inside for Starliner
The @ULALaunch Atlas V rocket with the Starliner spacecraft on high has returned to the Vertical Integration Facility. @BoeingSpace will now energy up Starliner, permitting the car to obtain instructions and offering the groups with real-time knowledge: https://t.co/JpWB0LKHxQ pic.twitter.com/Dk3nZSSirYAugust 5, 2021
Boeing’s Starliner atop its United Launch Alliance Atlas V rocket has rolled again into the Vertical Integration Facility at Cape Canaveral Space Force Station to permit technicians to proceed troubleshooting a glitch that interfered with Tuesday’s scheduled launch. Read extra.
Boeing postpones launch indefinitely
We’re not continuing with #Starliner launch tomorrow. Our crew cycled the Service Module propulsion system valves and is taking time to collect knowledge for subsequent steps. We’ve dominated out software program as a trigger for the surprising place indications.More: https://t.co/2fCrIY7uc8 pic.twitter.com/8dvlfpAOneAugust 4, 2021
Boeing has determined to step again from the Wednesday (Aug. 4) launch goal for Starliner after discovering a valve within the propulsion system in an improper place and never having the ability to shortly determine the reason for the anomaly.
“We’re going to let the data lead our work,” John Vollmer, vp and program supervisor for Boeing’s Commercial Crew Program, stated in a statement. “Our team has worked diligently to ensure the safety and success of this mission, and we will not launch until our vehicle is performing nominally and our teams are confident it is ready to fly.”
Read our story concerning the indefinite launch delay right here.
Launch is scrubbed
Countdown enters deliberate maintain
Starliner’s Atlas V rocket has simply entered a deliberate four-hour maintain at T-minus 4 minutes earlier than launch, United Launch Alliance reports on Twitter. The prolonged maintain is to simulate the procedures earlier than an astronaut crew enters the spacecraft. While that is not taking place at the moment (this launch is an uncrewed take a look at), ULA says it plans to simulate crew ingress procedures throughout Orbital Test Flight-2.
Launch forecast at 50 p.c
United Launch Alliance studies that the climate forecast stands at 50-50 for the time of the Atlas V launch with Boeing’s Starliner on board, at 1:20 p.m. EDT (1720 GMT). That stated, the present climate has “no threat of lightning for the Blue Team’s entrance into the launch pad and for their work” at Cape Canaveral Space Force Station, ULA said on Twitter.
United Launch Alliance despatched a Twitter update informing that the fuelling of the Atlas V rocket is full. The firm says the rocket is up to now on observe to launch on time at 1:20 p.m. EDT (1720 GMT), though after all that can even rely on climate.
Launch preparations proceed
Filling of the #AtlasV first stage with 48,800 gallons of super-cold liquid oxygen is underway. The LOX will probably be consumed with the RP-1 kerosene loaded into the rocket after rollout yesterday to energy the primary engine. pic.twitter.com/egAk3LbKOrAugust 3, 2021
Launch is coming quickly! United Launch Alliance personnel are busy filling the rocket’s first stage with gasoline about 5 hours earlier than lift-off.
NASA astronauts are excited for the launch
NASA astronauts cannot wait to see Starliner fly at the moment. The mission marks a vital milestone earlier than they and their colleagues will be capable of give the capsule a spin for themselves. Read extra.
Atlas V and Starliner are “now in launch position”
The Atlas V rocket and Starliner spacecraft returned to the launch pad early this morning after ready out the launch delay contained in the Vertical Integration Facility. See photographs of their second rollout right here.
“Boeing’s CST-100 Starliner is now in launch position on Space Launch Complex 41 at Cape Canaveral Space Force Station in Florida,” Boeing said in an update. “The Starliner, which is mated to the top of a United Launch Alliance (ULA) Atlas V rocket, rolled to the launch pad on train tracks at a speed of about 1 mph from the Vertical Integration Facility, located about 1 mile from the launch site.”
You can preview the OFT-2 mission in a new video animation under:
Back out to the pad!
We’re rolling to the pad for #Starliner’s Orbital Flight Test-2! Our crew together with @ulalaunch and the #AtlasV that can enhance Starliner into orbit are rolling the rocket and spacecraft to the launch pad on Space Launch Complex-41 this morning forward of tomorrow’s launch. pic.twitter.com/vp7k84ER0TAugust 2, 2021
After spending the weekend inside in case of dangerous climate, Starliner and its Atlas V rocket at the moment are headed again out to the launch pad in preparation for tomorrow’s flight.
Weather forecast: 60% go for launch
Meteorologists with the U.S. Space Force’s forty fifth Weather Squadron at the moment are predicting a 60% likelihood of favorable climate for liftoff on Tuesday.
“The primary weather concerns for launch day are the cumulus cloud rule, lightning rule and thick cloud rule violations during the instantaneous launch window,” NASA officers wrote in an update.
🚀🌟 In two days, @BoeingSpace’s Starliner spacecraft will launch to the @Space_Station! Weather is at present 60% “GO” for liftoff.Starliner is scheduled to dock to the orbiting laboratory on Wednesday, Aug. 4 at about 1:37 p.m. ET: https://t.co/4u8v2sU0Ij pic.twitter.com/GRnfa5RECzAugust 1, 2021
Forecasting launch day’s climate
Will dangerous climate intervene with Tuesday’s launch? Maybe, or the rocket might blast off earlier than the storms roll in. Read extra.
OFT-2 in photos
While we wait out the launch delay, take a look at the total story of OFT-2 in photographs with this gallery.
Starliner heads again inside
With launch delayed to no sooner than Tuesday (Aug. 3) and dangerous climate anticipated to hit the Space Coast, the Starliner capsule and its Atlas V rocket headed off the launch pad for shelter. Read extra right here.
New launch date introduced
NASA officers introduced throughout a information convention that Starliner will now goal launch on Tuesday (Aug. 3) at 1:20 p.m. EDT (1720 GMT). If that launch date holds, the capsule will arrive on the International Space Station on Wednesday (Aug. 4). Read extra.
Starliner launch delayed
NASA and Boeing have delayed Friday’s deliberate launch of the uncrewed Starliner OFT-2 mission and are establishing a brand new launch date, in accordance with a NASA statement. The delay comes after Russia’s Nauka module briefly tilted the International Space Station by firing its thrusters in an unplanned maneuver that you would be able to examine right here.
We’ll replace with a brand new launch date as quickly as doable.
“Success in spaceflight is achieved by millions of elements coming together and working in perfect harmony,” Boeing officers wrote in a statement concerning the delay. “That’s the nature of our business, and that requires patience. We stand ready to launch the CST-100 Starliner when the time is right, as we support NASA on the International Space Station.”
Starliner and Atlas V roll out
ULA’s 172-foot (52 meters) Atlas V rocket, with Starliner secured on high, left the Vertical Integration Facility at the moment (July 29) and rolled out to its launch pad, Space Launch Complex 41 at Cape Canaveral Space Force Station in Florida. Read our rollout story right here.
What’s the massive cope with this launch? Don’t fear, we have you coated. Check out a deep dive on Boeing’s bumpy journey to the launchpad and brush up on each facet of the mission, from what’s on board to what comes subsequent.
Starliner spends yet another evening on the VIF
Boeing simply shared a brand new picture of its Starliner spacecraft contained in the Vertical Integration Facility at Cape Canaveral Space Force Station because the Atlas V rocket awaits its delayed rollout to the launchpad, now scheduled for 8 a.m. EDT (1200 GMT) tomorrow (Thursday, July 29).
“Storms rolled in, so Starliner didnt roll out,” Boeing tweeted at the moment. “#Starliner and #AtlasV are safe in the @ulalaunch Vertical Integration Facility and ready to roll tomorrow morning.”
Atlas V rocket rollout delayed
The United Launch Alliance (ULA) and Boeing had initially deliberate to move the Atlas V rocket for the OFT-2 mission to the launchpad this morning, however the rollout has been postponed till Thursday (July 29), starting at 8 a.m. EDT (1200 GMT).
“The delay is due to an internet service provider outage that could not be resolved before the onset of predicted weather exceeding operational constraints. The OFT-2 launch, planned for Friday, July 30, at 2:53 p.m. EDT, remains on track,” NASA officers wrote in a blog post.
Speaking of climate, at present the forecast is wanting solely 40% favorable for Starliner’s deliberate launch on Saturday. “At this time, the probability of violation remains at 60%, with the primary concerns being the Cumulus Cloud, Surface Electric Fields, and Lightning Rules,” the U.S. Space Force’s 45th Weather Squadron stated within the newest climate replace.
Boeing’s plan for the flight
Catch up on the plan for Starliner’s second uncrewed launch with this video from Boeing.
Starliner OFT-2 prelaunch briefing begins now!
NASA and Boeing are about to start at the moment’s prelaunch information convention for the Starliner OFT-2 mission. The briefing begins at 1 p.m. EDT (1700 GMT), and you’ll watch that dwell right here on Space.com, courtesy of NASA TV.
Launch climate replace
The launch climate forecast for Friday’s deliberate launch of the Starliner OFT-2 mission at present predicts solely a 40% likelihood of acceptable situations for liftoff, in accordance with an replace from the U.S. Space Force’s Space Launch Delta 45 Weather Squadron.
NASA and Boeing officers will maintain a prelaunch information convention for OFT-2 tomorrow (July 27) at 1 p.m. EDT (1700 GMT). You can watch that dwell right here on Space.com, courtesy of NASA TV.
The CST-100 Starliner capsule has handed its flight readiness overview (FRR) for the upcoming liftoff, which is able to kick off the uncrewed Orbital Flight Test 2 (OFT-2) mission to the station, NASA and Boeing representatives introduced at the moment (July 22). Read the total story right here.
Over the weekend, engineers mated the Starliner spacecraft to its Atlas V rocket, marking a key milestone forward of the mission’s launch subsequent week. See the photographs right here.