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NASA Reveals A-23A Iceberg Nears Total Disintegration

1/9/2026

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Summary

Story summary

New satellite images from NASA's Terra satellite show iceberg A-23A nearing complete disintegration, with extensive meltwater pools suggesting a potential leak.
The iceberg broke from Antarctica in 1986 and has shrunk from 4,000 square kilometers to 1,182 square kilometers.
It has drifted through multiple ocean currents, and scientists estimate it may not survive the austral summer.
Experts say the iceberg's long journey provides important insights into Southern Ocean iceberg behavior.

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Story summary

New satellite images from NASA's Terra satellite show iceberg A-23A nearing complete disintegration, with extensive meltwater pools suggesting a potential leak.
The iceberg broke from Antarctica in 1986 and has shrunk from 4,000 square kilometers to 1,182 square kilometers.
It has drifted through multiple ocean currents, and scientists estimate it may not survive the austral summer.
Experts say the iceberg's long journey provides important insights into Southern Ocean iceberg behavior.