Live: SpaceX Starship test flight 11 launch | DW News

Key Concepts

• Starship Flight 11: A test flight focused on data collection for reusability, featuring a V2 Starship and Super Heavy booster.
• Super Heavy Booster: The first stage of Starship, designed for full reusability.
• Starship Upper Stage: The second stage, designed for orbital flight, re-entry, and landing.
• Hot Stage Ring: A steel structure enabling the ship's engines to ignite while still attached to the booster for faster, more efficient stage separation.
• Stage Zero: The ground infrastructure supporting Starship launches, including launch pads, tank farm, and launch towers with "chopsticks."
• Starlink: SpaceX's low Earth orbit, high-speed internet constellation, used for live telemetry and video during Starship flights.
• Starship V3: The next generation of Starship and Super Heavy vehicles, featuring significant design overhauls for mass production and advanced missions.
• Raptor 3 Engine: The next iteration of Starship's engines, offering higher thrust and reduced complexity.
• Heat Shield Tiles: Critical components for Starship's reusability, undergoing rapid production and iterative design improvements (e.g., "crunch tile").
• Propulsive Landing: Landing using engine thrust, essential for rapid reusability and landings on celestial bodies without runways.
• Suborbital Trajectory: A flight path that reaches space but does not achieve orbit, ensuring return to Earth.
• Re-entry Testing: Intentional stress testing of Starship's heat shield and control systems during atmospheric re-entry.
• RTLS (Return to Launch Site): A future maneuver where Starship will return to the launch site for a tower catch.
• Multilanetary Mission: SpaceX's foundational goal of enabling humanity to live on multiple planets (Mars, Moon).

---

Starship Flight 11: Objectives and Performance

Starship Flight 11 was a crucial test flight for the Starship program, utilizing a Version 2 (V2) Starship and Super Heavy booster. The primary objective was data collection to advance towards full and rapid reusability.

• Booster Objectives: The Super Heavy booster successfully completed its objectives, including a V3-style landing burn demonstration and a controlled splashdown in the Gulf of Mexico.
• Ship Objectives: The Starship upper stage achieved a nominal suborbital trajectory, successfully deployed Starlink simulator satellites, performed a Raptor engine relight in space, and executed a dynamic re-entry maneuver before a soft splashdown in the Indian Ocean.
• Data-Driven Approach: The flight emphasized gathering extensive data, particularly on the heat shield's performance during re-entry, to inform the design of future Starship versions.

Pre-Launch Preparations and Infrastructure

• Static Test Fire: Prior to launch, a static test fire was conducted for both the booster and ship on Pad 1, involving a full 9-second duration burn on all six ship engines. This was a critical milestone to confirm readiness.
• Pad 1 Modifications: This flight was the last from Pad 1 in its current configuration. Pad 1 is undergoing significant modifications for future missions, including the installation of a new orbital launch mount, a new flame trench system, and upgraded "chopsticks" for future catches. Operations will temporarily shift to Pad 2, which is nearing completion.
• Stage Zero: The supporting infrastructure, known as Stage Zero, includes launch pads, a tank farm, and launch towers equipped with "chopsticks" designed to catch the Super Heavy booster and eventually the Starship.
• Hot Stage Ring: The hot stage ring, a steel structure between the two vehicles, allows the ship's engines to ignite while still attached to the booster, enabling a faster and more efficient stage separation. Currently single-use, it will be integrated directly into the V3 booster's forward end in the future.
• Launch Countdown: The T0 was set for 6:23:41 Central Time. The range was green, and weather was clear. Propellant loading (11 million pounds of liquid oxygen and liquid methane) began approximately 53 minutes before launch for the ship and 10 minutes later for the booster, continuing until about 3 minutes before liftoff. Key milestones included a go/no-go for prop load at T-1 hour 15 minutes, final GNC alignment, and arming of the automatic flight safety system. A hold was possible at T-40 seconds, but the count proceeded smoothly.

Starlink: Connectivity and Integration

• Global Reach: Starlink, SpaceX's low Earth orbit high-speed internet service, provides connectivity on Earth and in space. It has surpassed 7 million active customers across 150 countries and territories, celebrating its 300th launch in September. The first paying customer in rural Idaho began service in October 2020, highlighting its impact on remote communities.
• Starship Integration: Starship Flight 11 was outfitted with four Starlink terminals, powering the live shots of the ship in orbit, through re-entry, and down to splashdown. Starlink provides real-time HD video (120 megabits of bandwidth) and telemetry data, even punching through the plasma layer during re-entry.
• Future Capabilities (V3 Satellites): The larger V3 Starlink satellites, designed for deployment from Starship, will bring gigabit connectivity to users and add 60 terabits per second of downlink capacity to the network per launch, which is more than 20 times the capacity added by every V2 mini launch on the Falcon 9.
• Direct-to-Cell: SpaceX recently announced a deal securing exclusive spectrum for its next-generation direct-to-cell satellites, capable of providing broadband service to cell phones globally. Starlink is already the largest 4G coverage provider on Earth, connecting over 7 million people across five continents where terrestrial service is unavailable.

Flight Profile Execution

• Liftoff and Ascent: Super Heavy ignited all 33 Raptor engines (24 flight-proven) for liftoff. The vehicle successfully passed through Max Q (maximum aerodynamic pressure).
• Hot Staging: A successful hot staging maneuver occurred, where Super Heavy shut down all but three engines, and Starship ignited its six Raptor engines while still attached, then separated to continue its ascent.
• Booster Boost Back and Landing Demonstration: The Super Heavy booster performed a directional flip and relit 12 of its 13 engines for a boost back burn, then throttled down to three engines before shutting down for its V3-style landing burn demonstration. This involved igniting 13 engines, then reducing to 5, then 3, and cutting off at approximately 200 meters altitude before a controlled splashdown in the Gulf. The hot stage ring also separated and splashed down in the Gulf.
• Ship Ascent and SECO: Starship continued its ascent burn with all six Raptor engines, reaching SECO (Second Stage Engine Cutoff) at approximately 8 minutes and 58 seconds into flight, achieving a nominal suborbital trajectory.
• Payload Deploy: Starship successfully opened its payload door (for the second time ever) and deployed eight Starlink simulator satellites. These simulators are roughly the same size as the V3 Starlink satellites that Starship will carry, with future operational missions carrying stacks of about 60. The deployment process was smooth, with each simulator taking about a minute to deploy.
• Raptor Relight: A single sea-level Raptor engine (engine 3) was successfully relit in space at T+37 minutes 49 seconds. This was the third consecutive successful attempt, demonstrating critical capability for future de-orbit burns and on-orbit maneuvers using header tanks.
• Re-entry and Heat Shield Testing: Starship re-entered Earth's atmosphere, initiating a light show of plasma buildup. The re-entry was a critical test of the heat shield, with tiles intentionally removed in high-heating areas, some exposing bare steel underneath, to push the limits of the vehicle's resilience. A dynamic banking maneuver was performed to mimic the path of a future return to launch site (RTLS) for a tower catch.
  • The vehicle passed through entry max heating and entry max Q.
  • It transitioned through transonic (Mach 0.8-1.2, >26,000 km/h) and then subsonic speeds.
  • The "crunch tile" modification, using Vulcan felt to wrap around tile gaps, was implemented across the entire vehicle to mitigate plasma seepage and heating.
• Ship Landing Burn and Splashdown: Starship executed a landing flip and burn, igniting three engines and then reducing to two for a soft water splashdown in the Indian Ocean. This marked a successful conclusion to the flight objectives.

Next Generation Starship (V3) and Future Missions

• Mass Production Focus: SpaceX is actively building multiple next-generation V3 Starship and Super Heavy vehicles, designed for mass production based on lessons learned from flight tests.
• Starship Upper Stage V3 Overhaul: While externally similar, the V3 Starship upper stage will feature a complete internal overhaul, including major design changes to its propulsion system to accommodate the higher thrust of the new Raptor version, energy storage upgrades, and avionics changes for longer-duration missions. New docking adapters will enable propellant transfer, a core capability to be demonstrated next year. This V3 Starship is planned for all major future milestones, including orbital missions, RTLS and catch, reuse, propellant transfer, and missions to the Moon and Mars.
• Super Heavy V3 Upgrades: The V3 Super Heavy will include a redesigned, larger fuel transfer tube (described as "a rocket inside of our rocket") for faster, more reliable flips and simultaneous engine startups. It will also feature an integrated hot stage, more vent area, and be designed for full reusability. The grid fins will be reduced from four to three but will be 50% larger, stronger, and include new catch points for vehicle lift and catch.
• Raptor 3 Engine: The Raptor 3 engine is described as "radically different," offering higher thrust, a dramatic reduction in parts, and internal control mechanisms. Vacuum versions are already in testing, and the first flight engines are in production for Flight 12.
• Heat Shield Tile Production: The automated "bakery" at Cape Canaveral is crucial for rapid reusability. In just three years, it has surpassed the total number of tiles produced during the 30-year Space Shuttle program. It currently produces about 1,000 tiles per day (40 hours from raw material to finished tile) and is set up to produce 7,000 tiles per day (one tile every 13 seconds) to support 10 ships per month.
• Mars and Moon Missions:
  • Mars: Starship cargo flights for research, development, and exploratory missions to the Martian surface are scheduled to begin in 2030. The Italian Space Agency is the first customer, signing an agreement to carry Italian experiments.
  • Moon: Starship cargo flights to the lunar surface for research, development, and exploratory missions will start in 2028.
• Point-to-Point Transport: A future capability of Starship is point-to-point transport on Earth, enabling travel anywhere in the world in approximately one hour (e.g., New York to Sydney in one hour).

Starbase Development and Careers

• Environmental Stewardship: SpaceX is collaborating with Cameron County and the city of Starbase to combat erosion of the nearby Boca Chica Beach dunes, aiming to preserve the beach.
• Infrastructure Expansion: Development continues at Starbase, including the construction of "Gigabays" – massive vertical integration and assembly facilities (over 700,000 sq ft) – at both Starbase and Cape Canaveral.
• Career Opportunities: SpaceX is actively recruiting engineers (propulsion, mechanical systems, civil, structural) to help build the future of spaceflight. The Super Heavy booster has been tested to 13,400 tons of thrust, more than 3.5 times the power of a Saturn V rocket.

Conclusion

Starship Flight 11 was a resounding success, achieving all its primary objectives and providing invaluable data for the development of the next-generation V3 Starship. The flight demonstrated critical capabilities for reusability, including hot staging, a V3-style booster landing burn, in-space Raptor relight, and a challenging re-entry with intentional heat shield tile removal. Starlink's role in providing real-time data and connectivity was highlighted, alongside its expanding global reach and future direct-to-cell capabilities. SpaceX's commitment to rapid iteration, mass production, and its foundational mission of making humanity multi-planetary (with cargo missions to the Moon by 2028 and Mars by 2030) was strongly reinforced.