Final Delta IV Heavy Rocket Launch Scrubbed Due to Technical Issue
United Launch Alliance plans a second attempt for the historic NROL-70 mission on Friday.
- The final Delta IV Heavy rocket launch was scrubbed minutes before liftoff due to a gaseous nitrogen pipeline issue.
- United Launch Alliance (ULA) targets a second launch attempt for the NROL-70 mission on Friday.
- The NROL-70 mission will deploy an intelligence satellite into geostationary orbit, marking the end of the Delta rocket family's six-decade service.
- The Delta IV Heavy and Atlas V rockets are being replaced by ULA's Vulcan Centaur rocket.
- The Delta IV Heavy's final mission carries a classified payload for the National Reconnaissance Office (NRO).
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