Who is the B-52 master machine replacement (Photos)

expected test time: mid 2020s expected deployment time: until at least 2030 population parameters: with large and loading scheme for flexible payload bay to carry existing and future weapons. Attach importance to the voyage, purchase price cost $5.5 billion basic properties: tailless flying wing layout, both very low observability and long endurance flight ability. Information gathering, electronic warfare and other sensor information...