October 28, 2025
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Breaking News
  • [ October 26, 2025 ] SpaceX breaks its California pad turnaround record with sunset Starlink launch Falcon 9
  • [ October 25, 2025 ] SpaceX marks 5th anniversary of first Starlink customer with Sunday satellite launch Falcon 9
  • [ October 24, 2025 ] SpaceX surpasses 2024 orbital launch record with Saturday Starlink mission Falcon 9
  • [ October 24, 2025 ] Airbus, Leonardo and Thales agree to form new European company News
  • [ October 23, 2025 ] SpaceX expends Falcon 9 booster to launch Spainsat NG 2 communications satellite Falcon 9

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 breaks its California pad turnaround record with sunset Starlink launch
    October 26, 2025
  • SpaceX marks 5th anniversary of first Starlink customer with Sunday satellite launch
    October 25, 2025
  • SpaceX surpasses 2024 orbital launch record with Saturday Starlink mission
    October 24, 2025
  • Airbus, Leonardo and Thales agree to form new European company
    October 24, 2025
  • SpaceX expends Falcon 9 booster to launch Spainsat NG 2 communications satellite
    October 23, 2025
  • SpaceX launches 28 Starlink satellites on 550th Falcon 9 mission
    October 22, 2025
  • SpaceX launches 28 Starlink satellites on Falcon 9 rocket from Vandenberg
    October 18, 2025
  • SpaceX launches a Falcon 9 rocket on record-breaking 31st flight
    October 18, 2025
  • Orion spacecraft arrives at VAB ahead of stacking for Artemis 2
    October 17, 2025
  • SpaceX sends 28 Starlink satellites to low Earth orbit in predawn launch
    October 15, 2025
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