Nuclear-powered icebreaker
On 17 August 1977, NS "Arktika" ("Arctic") became the first surface ship ever to reach the North Pole. "Arktika" was withdrawn from service in 2008 after clocking up 175,000 hours of reactor operation time and covering more than 1 million nautical miles. Rather than be scrapped, there are calls for her to be converted to a museum ship, like her predecessor "Lenin".
RV Kronprins Haakon
With a length of , beam of and draft of , "Kronprins Haakon" is the largest Norwegian icebreaker ever built despite being slightly shorter than "Svalbard", the 6,375-ton icebreaking offshore patrol vessel operated by the Norwegian Coast Guard. The research vessel has accommodation for 55 personnel in 38 cabins, including a crew of 15–17. She is equipped with hangar for two small to medium-sized helicopters, but the helipad in the bow is strengthened also for the heavier helicopters such as NHIndustries NH90 operated by the Norwegian Coast Guard and Eurocopter AS332 Super Puma search and rescue (SAR) helicopters based in Svalbard.