Russia’s stealth ‘black hole’ submarine prepares for 4,000km trip, deep water trials

A new Russian advanced stealth submarine, dubbed a “black hole” by NATO for its ability to be undetectable, has begun preparations for deep water tests. However, it must first make a 4,630km journey to the Barents Sea in Russia's north.

"The crew of the electric diesel submarine Rostov on Don which was handed to the Russian Navy by Admiralty Shipyards has started the preparation for the passing from the Baltic Sea zone to the Barents Sea,” Captain Igor Dygalo from the Ministry of Defense said.

Before the submarine begins its test operations, it must travel about 2,500 nautical miles (4,630 km) from St. Petersburg to the Barents Sea in Russia's north.

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