For nearly 40 years, iceberg A-23A has been one of scientists' most closely watched giants after breaking free from Antarctica’s Filchner Ice Shelf. Since 2020, we’ve been captivated by its endless ...

Iceberg A-23A as seen from the International Space Station. (Image: NASA) NASA's Earth Observatory captured striking new satellite imagery showing iceberg A-23A, once one of the largest icebergs ever ...

Iceberg A-23A, once the largest iceberg on Earth at roughly 4,000 square kilometers, may be nearing the end of its life in the Southern Ocean. In a January 2026 update, NASA’s Earth Observatory ...

After eight months trapped in a whirlpool in the Southern Ocean, the world’s largest iceberg is on the move again — and potentially on a path to hit the island of South Georgia. The island, located ...

They call it simply A-23A, a designation that cleverly hides what the object really is: one of the largest and longest-lived icebergs to have ever been tracked by the human race. One that has now ...

A report published in NASA's Earth Observatory suggests that the massive iceberg 'A-23A,' which broke off from the Filchner Ice Shelf in Antarctica in 1986, is now appearing blue due to meltwater ...