SS Comet may refer to one of several Type C2 ship

Type C2 ship

Type C2 ships were designed by the United States Maritime Commission in 1937-38. They were all-purpose cargo ships with five holds, and U.S. shipyards built 173 of them from 1939-1945. Compared to ships built before 1939, the C2s were remarkable for their speed and fuel economy. Their design speed...

s built for the United States Maritime Commission

United States Maritime Commission

The United States Maritime Commission was an independent executive agency of the U.S. federal government that was created by the Merchant Marine Act of 1936, passed by Congress on June 29, 1936, and replaced the U.S. Shipping Board which had existed since World War I...

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(MC hull number 33, Type C2), built by Federal Shipbuilding; transferred to the United States Navy

United States Navy

The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...

 as USS Pollux (AKS-2); wrecked and lost in Newfoundland in 1942 (MC hull number 125, Type C2-T), built by Tampa Shipbuilding; transferred to the United States Navy as USS Shasta (AE-6); scrapped in 1972 (MC hull number 293, Type C2-S-B1), built in 1943 by Moore Dry Dock as SS Comet; transferred to the United States Navy as a ; sold for commercial use in 1948; scrapped in 1970

SS Comet may also refer to one of several commercial passenger steamships:

• PS Comet
  PS Comet
  The paddle steamer PS Comet was built for Henry Bell, hotel and baths owner in Helensburgh, and began a passenger service in 1812 on the River Clyde between Glasgow and Greenock, the first commercially successful steamboat service in Europe.-History:...
  
  , a paddle steamer
  Paddle steamer
  A paddle steamer is a steamship or riverboat, powered by a steam engine, using paddle wheels to propel it through the water. In antiquity, Paddle wheelers followed the development of poles, oars and sails, where the first uses were wheelers driven by animals or humans...
  
   built in 1811 in Port Glasgow
  Port Glasgow
  Port Glasgow is the second largest town in the Inverclyde council area of Scotland. The population according to the 1991 census for Port Glasgow was 19426 persons and in the 2001 census was 16617 persons...
  
  ; provided first successful commercial passenger service in Europe
  Europe
  Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally 'divided' from Asia to its east by the watershed divides of the Ural and Caucasus Mountains, the Ural River, the Caspian and Black Seas, and the waterways connecting...
  
  ; shipwrecked in 1820 near Oban
  Oban
  Oban Oban Oban ( is a resort town within the Argyll and Bute council area of Scotland. It has a total resident population of 8,120. Despite its small size, it is the largest town between Helensburgh and Fort William and during the tourist season the town can be crowded by up to 25,000 people. Oban...
  
  .
• Comet (steamboat)
  Comet (steamboat)
  The SS Comet was a steamship that operated on the Great Lakes. The Comet was built in 1857 as a wooden-hulled propeller-driven cargo vessel that was soon adapted to carry passengers. She suffered a series of maritime accidents prior to her final sinking in 1875 causing the loss of ten lives...
  
  , a wooden steamship built in 1857 in Cleveland, Ohio
  Cleveland, Ohio
  Cleveland is a city in the U.S. state of Ohio and is the county seat of Cuyahoga County, the most populous county in the state. The city is located in northeastern Ohio on the southern shore of Lake Erie, approximately west of the Pennsylvania border...
  
  ; carried cargo and passengers on the Great Lakes
  Great Lakes
  The Great Lakes are a collection of freshwater lakes located in northeastern North America, on the Canada – United States border. Consisting of Lakes Superior, Michigan, Huron, Erie, and Ontario, they form the largest group of freshwater lakes on Earth by total surface, coming in second by volume...
  
  ; shipwrecked 1875 in Lake Superior
  Lake Superior
  Lake Superior is the largest of the five traditionally-demarcated Great Lakes of North America. It is bounded to the north by the Canadian province of Ontario and the U.S. state of Minnesota, and to the south by the U.S. states of Wisconsin and Michigan. It is the largest freshwater lake in the...
  
  with a cargo of silver ore.