Antarctica (/ ænˈtɑːrktɪkə / ⓘ) [note 1] is Earth 's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean (also known as …

Dec 15, 2025 · Antarctica, the world’s southernmost continent, is almost wholly covered by an ice sheet and is about 5.5 million square miles (14.2 million square km) in size.

Without any ice, Antarctica would emerge as a giant peninsula and archipelago of mountainous islands, known as Lesser Antarctica, and a single large landmass about the size of Australia, known as …

Aug 9, 2023 · NASA uses satellites to study the ice on Antarctica and how the continent is changing. Scientists want to know how changes in Earth’s climate are affecting Antarctica’s ice sheets.

Apr 17, 2025 · Antarctica is the coldest, windiest and driest continent on Earth. The Antarctic ice sheet contains about 7.2 million cubic miles (30 million cubic kilometers) in an area just under 1.5 times...

Dec 12, 2025 · Explore All Countries Antarctica Antarctica Page last updated: December 12, 2025

Antarctica (/ ænˈtɑːrktɪkə / ⓘ) [note 1] is Earth 's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean (also known as …

General facts about Antarctica, including geography, temperatures, and wildlife.

Introducing Antarctica Antarctica is the coldest, windiest and least populated of the world’s continents. It has a unique landscape, distinctive ecosystems and is one of the world’s true wildernesses. It is also …

Antarctica is Earth’s southernmost continent, covering an area of 13.72 million square kilometers, making it the fifth-largest continent by land area. Despite its massive size, Antarctica has no …