Jason was a Norwegian whaling vessel laid down in 1881 in Rødsverven, Norway, the same shipyard which later built Ernest Shackleton's ship Endurance. The ship, financed by Christen Christensen, an entrepreneur from Sandefjord, was noted for her participation in an 1892-1893 Antarctic expedition led by Carl Anton Larsen.Additionally, the vessel was noted for reaching 68°10'S, setting a new record for distance travelled south along the eastern Antarctic Peninsula.