August 27, 2025
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Breaking News
  • [ August 27, 2025 ] SpaceX successfully launches Super Heavy-Starship on critical test flight Mission Reports
  • [ August 27, 2025 ] Live coverage: SpaceX to launch 28 Starlink satellites on Falcon 9 rocket from Cape Canaveral Falcon 9
  • [ August 26, 2025 ] Launch preview: SpaceX tries for third time to launch Starship Flight 10 from Starbase, Texas Mission Reports
  • [ August 26, 2025 ] SpaceX launches Luxembourg’s NAOS, 7 other rideshare satellites from California Falcon 9
  • [ August 25, 2025 ] Poor weather delays Starship Flight 10 to Tuesday Mission Reports

Mark Sirangelo

Members

Q&A with Mark Sirangelo, leader of Sierra Nevada Space Systems

October 8, 2015 Stephen Clark

Sierra Nevada Corp. has business activity across a spectrum of programs, from Orbcomm communications satellites to parts on the New Horizons mission to Pluto, but all eyes are now on the company’s Dream Chaser spacecraft. Sierra Nevada’s Mark Sirangelo met with reporters at the 2015 International Symposium for Personal and Commercial Spaceflight.

News Headlines

  • SpaceX successfully launches Super Heavy-Starship on critical test flight
    August 27, 2025
  • Live coverage: SpaceX to launch 28 Starlink satellites on Falcon 9 rocket from Cape Canaveral
    August 27, 2025
  • Launch preview: SpaceX tries for third time to launch Starship Flight 10 from Starbase, Texas
    August 26, 2025
  • SpaceX launches Luxembourg’s NAOS, 7 other rideshare satellites from California
    August 26, 2025
  • Poor weather delays Starship Flight 10 to Tuesday
    August 25, 2025
  • Cargo ship docks with International Space Station
    August 25, 2025
  • SpaceX scrubs crucial 10th test flight of Starship
    August 24, 2025
  • NASA, SpaceX launch Dragon to the ISS on extended cargo, station boosting mission
    August 24, 2025
  • Launch preview: NASA, SpaceX to launch Cargo Dragon on a mission to boost space station orbit
    August 23, 2025
  • SpaceX launches 24 Starlink satellites on Falcon 9 rocket from Vandenberg SFB
    August 22, 2025
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