The Air Force plans to release a draft request for proposals next month to assess industry interest in a new rocket engine development program; in the meantime, House lawmakers said this week that relaxing restrictions on RD-180 use after 2019 may be an option for dealing with a potential capability gap. During a March 17 House Armed Services strategic forces subcommittee hearing centered on the service's Evolved Expendable Launch Vehicle program, Air Force acquisition executive William LaPlante told lawmakers that...
