rocketry

  • ULA’s Vulcan Rocket Successfully Fires Engines Ahead of Debut Flight

    ULA’s Vulcan Rocket Successfully Fires Engines Ahead of Debut Flight

    After weeks of anticipation, United Launch Alliance (ULA) fired up the two engines of its Vulcan Centaur rocket to prepare for its inaugural flight. The Colorado-based company completed the final flight readiness test of its heavy-lift rocket on Wednesday at 9:05 p.m. ET at Cape Canaveral’s Space Launch Complex 41. The entire test lasted for…


  • Astra Investigation Uncovers Cause of Failed Rocket Launch

    Astra Investigation Uncovers Cause of Failed Rocket Launch

    Last summer, Astra’s Rocket 3.3 came crashing down after failing to reach orbit and deliver a pair of shoe-box sized satellites. Following a six-month investigation, the California-based startup identified the culprit: fuel injector blockage that resulted in combustion chamber burn-through.