"This is a huge achievement," the Russian president said MOSCOW, October 29. /TASS/. The nuclear reactor installed in the Burevestnik missile is very quick, it is capable of launching within "minutes and seconds," Russian President Vladimir Putin said. "This small nuclear reactor, with comparable power to that of a nuclear submarine's reactor, is a thousand times smaller," Putin pointed out during a visit to the Mandryka military hospital. "The most important thing is that while a conventional