Five engineers and two others died when a rocket engine exploded ... operation was shrouded in secrecy. Russia has only confirmed that a nuclear-powered engine was being tested at the time.

Five Russian nuclear engineers who died in a rocket engine explosion have been buried in Sarov, a closed town 373km (232 miles) east of Moscow, where nuclear warheads are made. The Russian state ...

Russian rocket engine companies initiated implementation ... Elon Musk has called the prospect of delivering a Russian nuclear power plant to the Moon in 2033-2035 "interesting." ...

Because the first Soviet nuclear warheads were massive, the R-7 vehicle was powerful enough to be converted into an orbital rocket. A modified version of the R-7 rocket, therefore, launched the ...

The rocket in question was driven by a powerful Russian engine unlike any ever built in the States. Although this particular engine was new, the design dated back to the space age. By the early ...

According to the head of the heads the Keldysh Research Center, which now runs the project to build Russia’s first nuclear propulsion engine, current rocket engines, powered either by various ...

Ukraine conducted a strike with missiles and drones on one of Russia's oil refineries in Rostov Oblast last night, having hit ...

Russia's nuclear arsenal also includes solid-fuel rockets such as the Topol-M and Bulava missiles. “There is limited reliable information on the types of engines currently being produced at the ...

The Russian vessel which sank off the coast of Spain was reportedly carrying equipment for Moscow's newest nuclear-powered icebreaker, promising further delays in construction. According to a ...

On Tuesday, Putin signed changes to Russia’s nuclear doctrine that lowered ... The Dnipro facility is a famed rocket engine construction plant that the U.S.S.R. used to revive its defense ...