Spaceflight Insider

News Archive / Tagged: hot-fire abort

  • NROL-44 remains grounded following second hot-fire abort

    Sean CostelloOctober 1st, 2020

    With just 7 seconds remaining in the count, ULA’s Delta IV Heavy Terminal Count Sequencer Rack (TCSR) aborted the September 30, 2020 launch attempt, which was scheduled for 23:43 p.m. EDT.