SpaceX launches 53 more Starlink internet satellites – Spaceflight Now

Reside protection of the countdown and the launch of the SpaceX Falcon 9 rocket from Launch Complicated 39A at NASA’s Kennedy Area Middle in Florida. The Starlink 4-19 mission launched SpaceX’s subsequent batch of 53 Starlink broadband satellites. Comply with us Twitter.

SFN Reside

” alt=””/>

SpaceX launched a reusable Falcon 9 booster for the thirteenth time Friday from the Kennedy Area Middle in Florida, transferring 53 Starlink Web satellites into orbit. Liftoff from Panel 39A occurred at 12:09 PM EDT (1609 GMT).

Falcon 9 will head northeast of Kennedy to ship packaged broadband relay stations to an orbit between 144 miles and 209 miles (232 x 337 km) in altitude. 53 flat-packed satellites are anticipated to deploy from the higher stage of Falcon 9 about quarter-hour after liftoff.

The launch will start a busy weekend for SpaceX, with two extra Falcon 9 flights on Saturday and Sunday from Vandenberg Area Drive Base in California, after which from Cape Canaveral Area Drive Station, a couple of miles south of the Kennedy Area Middle.

With Friday’s mission, SpaceX will launch 2,706 Starlink Web satellites, together with prototypes and check models which can be now not in service, practically a bigger space than some other spacecraft fleet. Friday’s launch will mark SpaceX’s forty eighth mission primarily devoted to transferring Starlink’s Web satellites into orbit.

The SpaceX launch crew might be stationed contained in the firing room on the launch management heart at Kennedy, and can start loading ultra-cold, condensed kerosene and liquid oxygen thrusters into the 229-foot (70-meter) Falcon 9 spacecraft on the 35-minute T-minus on Friday.

Helium strain can even move into the rocket within the final half hour of the countdown. Within the final seven minutes earlier than takeoff, the Falcon 9 Merlin’s essential engines might be thermally conditioned for flight via a process referred to as “chilldown”. The Falcon 9’s steering and vary security techniques can even be configured for launch at 12:08:50 PM

After liftoff, the 229-foot (70 m) Falcon 9 rocket will direct 1.7 million kilos of thrust — produced by 9 Merlin engines — to steer within the northeast Atlantic.

The missile will exceed the velocity of sound in about one minute, after which shut down its 9 essential engines two and a half minutes after takeoff. The booster might be fired from the higher stage of the Falcon 9, then blasts off from chilly fuel management thrusters and increasing titanium grille fins to assist steer the car again into the ambiance.

A braking burn will gradual the missile from touchdown aboard the drone ship “A Shortfall of Gravitas” about 400 miles (650 kilometers) after about eight and a half minutes of take-off.

Credit score: Spaceflight Now

Friday’s flying booster stage – tail quantity B1060 – will set a brand new file for turning into probably the most flying member of SpaceX’s fleet of reusable rockets. It was first launched on June 30, 2020, with the launch of the US Military’s GPS navigation satellite tv for pc, after which flew once more in September and October of 2020 on Starlink missions.

It was launched six occasions in 2021 with the geostationary communications satellite tv for pc Türksat 5A, 4 Starlink missions, and SpaceX’s Transporter 2 small satellite tv for pc mission. Friday’s launch would be the fourth flight of 2022, all flights devoted to the Starlink community.

SpaceX has certified Falcon 9 boosters for at the least 15 missions, up from the earlier design lifetime of ten flights for every first stage of the Falcon 9.

The primary stage touchdown on Friday’s mission will happen moments earlier than the Falcon 9’s second stage engine stops to ship Starlink satellites into orbit. The 53 spacecraft, constructed by SpaceX in Redmond, Washington, are deliberate to separate at T+ plus quarter-hour and 26 seconds.

Retaining rails might be launched from the Starlink payload stack, permitting the flat-packed satellites to fly freely from the Falcon 9’s higher stage into orbit. The 53 spacecraft will rotate and energy the photo voltaic arrays via automated activation steps, then use krypton-fueled ion engines to maneuver into their operational orbit.

The Falcon 9’s steering pc goals to deploy the satellites into an elliptical orbit between 144 and 209 miles in peak, at an orbital inclination of 53.2 levels to the equator. The satellites will use onboard thrust to do the remainder of the work to achieve a round orbit 335 miles (540 kilometers) above Earth.

Friday’s launch would be the first to place the Starlink satellites right into a low-altitude elliptical switch orbit since February, when aerodynamic drag from a photo voltaic storm induced practically 40 Starlink satellites to re-enter the ambiance shortly after launch. Since then, all of SpaceX’s Starlink launches have included two higher stage engine burners to ascend to a better orbit for spacecraft deployment.

The Starlink satellites will fly on Friday’s mission in considered one of 5 orbital “shells” utilized in SpaceX’s world internet. After reaching their operational orbit, the satellites will enter industrial service and start transmitting broadband indicators to shoppers, who should purchase Starlink service and connect with the community via a floor station supplied by SpaceX.

Rocket: Falcon 9 (B1060.13)

Payload: 53 Starlink satellites (Starlink 4-19)

launch website: LC-39A, Kennedy Area Middle, Florida

Lunch date: June 17, 2022

launch time: 12:09:20 PM EST (1609:20 GMT)

climate forecast: 90% probability of acceptable climate; low danger of higher stage winds; Low danger of circumstances unfavorable for enhanced restoration

Restoration from reinforcement: Unmanned ship named “A Shortfall of Gravitas” east of Charleston, South Carolina

AZIMUTH LAUNCH: the Northeast

goal orbit: 144 miles by 209 miles (232 kilometers by 337 kilometers), 53.2 levels miles

Launch timeline:

  • T+00:00: take off
  • T+01: 12: most air strain (Max-Q)
  • T+02:27: 1st stage for essential engine cut-off (MICO)
  • T+02:30: Separation of the stage
  • T+02:37: Ignite the engine within the second stage
  • T+02:42: Eliminate the calm
  • T+06:47: Ignition of burning coming into the primary stage (three engines)
  • T+07:07: first stage entry combustion lower off
  • T+08:24: 1st stage burner ignition (single engine)
  • T+08:35: First stage touchdown
  • T+08: 45: Engine cut-off in second stage (SECO 1)
  • T+15:26: Starlink satellite tv for pc disconnect

Job stats:

  • The 158th Falcon 9 launch since 2010
  • The 166th launch of the Falcon household since 2006
  • The thirteenth launch of the Falcon 9 Booster B1060
  • Falcon 9 rocket #138 launched from Florida’s house coast
  • SpaceX launches fiftieth from platform 39a
  • Launch quantity 144 of board 39A
  • Flight quantity 100 of the reused Falcon 9 booster
  • The launch of the forty eighth devoted Falcon 9 with Starlink satellites
  • Falcon 9 twenty fourth launch in 2022
  • The twenty fourth launch of SpaceX in 2022
  • The twenty fifth orbital launch try from Cape Canaveral in 2022

Ship an e-mail to the creator.

Comply with Stephen Clark on Twitter: Tweet embed.