South Sandwich archipelago Archives - Astrobiology

Sentinel-3 captured this image of Earth’s biggest iceberg, A23a, on 5 April 2025. Larger image

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Ice Planet Orbital Recon: A23a Earth’s Largest Iceberg

by Keith CowingMay 3, 2025May 3, 2025

The Ocean and Land Colour Instrument on Copernicus Sentinel-3 captured this image of Earth’s biggest iceberg, A23a, on 5 April 2025.