Severnaya Zemlya appeared to the north of the archipelago. Although located not far off the northern coast of Russia, nested among Arctic ice-locked waters, the archipelago that is now known as Severnaya Zemlya was not formally recorded until the 20th century. Earlier explorers deemed that there was a land mass in the general area of the archipelago, such as in the report by Matvei Gedenschtrom and Yakov Sannikov made in 1810 at the time of their exploration of the New Siberian Islands. Later in the 19th century Adolf Erik Nordenskiöld during the Vega Expedition sailed very close to this land in 1878
Severnaya Zemlya detached from the whole Severnaya Zemlya group. It is also its northernmost island and is fully in the region of permanent sea ice. This island is almost entirely covered by the Schmidt Ice Cap. Owing to its exposed position, the climate in the Schmidt Island's area is much colder than in the rest of the archipelago. Schmidt Island was named after the Soviet scientist Otto Schmidt. Close to the main archipelago of Severnaya Zemlya there are a number of smaller islands and archipelagos. There are also many small coastal islands and islets in different locations, such as Krupskoy to the