Moscow, Russian-Indian work on hypersonic Mach 6 BrahMos missile by 2028, Aleksandr Maksichev, told Sputnik.”At the moment, the plan for the design of the hypersonic Brahmos missile is split into two stages – the first one is to design a missile with speed of Mach 4-5 by 2024 or 2025, the second is to design a missile with speed of Mach 6-7 by 2026 or 2027,” Maksichev said.According to the co-director of the company, its engineers have already tested some missile components that will help it reach the target speed.The joint Russian-Indian venture was established in 1998 and focuses on hypersonic missiles -naval-, underwater-, shore-, and air-based.