The expedition ship Nimrod left Britain to begin Ernest Shackleton’s British Antarctic Expedition (often called the Nimrod Expedition). The voyage marked a renewed push in the “Heroic Age” to reach the South Pole while also doing scientific work.
After preparations in New Zealand, Nimrod sailed from Lyttelton toward Antarctica. To save coal, she was towed for part of the journey before continuing under her own power into the Southern Ocean.
During the long winter at Cape Royds, expedition members produced Aurora Australis, a book written, printed, and bound on site. It is widely described as the first book created entirely in Antarctica, and it also shows how Shackleton worked to maintain morale during months of isolation.
The ship arrived in McMurdo Sound, but sea ice blocked progress toward the earlier Discovery Expedition base at Hut Point. This forced Shackleton to adjust plans for landing and establishing winter quarters.
With ice preventing access to Hut Point, Shackleton decided to make the main base at Cape Royds on Ross Island. This decision shaped everything that followed, because depot-laying, science, and the main southern journey would all start from this camp.
After unloading men and supplies, Nimrod departed Antarctica for New Zealand, leaving the shore party to build the hut and prepare for winter. The team now had to rely on their own planning and stored food until the ship returned the next season.
A climbing party led by Edgeworth David made the first ascent of Mount Erebus, an active Antarctic volcano on Ross Island. The climb produced observations and helped keep the team active and trained during the base-building period.
A separate team led by Edgeworth David (with Douglas Mawson and Alistair Mackay) left to find the South Magnetic Pole, using compass and magnetic measurements. This was a high-risk journey over long distances because the party had to haul heavy loads across difficult coastal ice and inland plateau.
Shackleton, Frank Wild, Eric Marshall, and Jameson Adams began their main attempt toward the geographic South Pole. Their travel plan depended on careful rationing and depots, because their safety required enough food for the return trip as well as the outward push.
Shackleton’s party reached latitude 88°23′S, closer to the South Pole than anyone had been before. Short of food for a safe return, they turned back—an important decision that prioritized survival over a single goal.
The magnetic party reached the location they believed was the South Magnetic Pole and carried out measurements before beginning a difficult return. Later calculations suggested they were not exactly at the pole, but their journey still represented a major scientific and logistical achievement for the expedition.
After a tense finish, Shackleton’s southern party was recovered and all groups were re-embarked. Nimrod then departed the Ross Sea, bringing the expedition’s field phase to an end and turning its achievements into news and scientific results for the wider world.
The expedition reached New Zealand, confirming that Shackleton and the shore party had returned safely. Reports emphasized the new farthest-south point and the scale of the sledging journey, helping establish the expedition’s place in Antarctic exploration history.
Shackleton published The Heart of the Antarctic, his major account of the Nimrod Expedition. The book documented routes, hardships, and scientific work, and it helped set the expedition’s lasting narrative: a near miss at the Pole, major discoveries, and a strong emphasis on bringing the team home alive.
Nimrod Expedition (Ernest Shackleton, 1907–1909)