Feb 19, 2026 · NASA's iceberg data includes current and historical measurements useful for mapping icebergs, glaciers that calve them, and their characteristics.

Feb 27, 2024 · Iceberg A23A calved from East Antarctica's Filchner–Ronne Ice Shelf in 1986 and had been stuck in the Weddell Sea off the coast of West Antarctica until it started moving again in 2020.

Aug 21, 2025 · NASA's true-color corrected reflectance image of Iceberg A23A and iceberg A23F was captured on August 17, 2025, from the MODIS instrument aboard the Aqua satellite.

Mar 4, 2025 · Iceberg A23A was captured in this false-color corrected reflectance (Bands 7-2-1) image from the Moderate Resolution Imaging Spectroradiometer (MODIS) aboard the Aqua platform on …

Feb 19, 2026 · Glacier Power: What is Glacial Calving? When a piece of a glacier breaks off, it's called calving, and results in an iceberg.

Jan 15, 2026 · Iceberg A23A calved from East Antarctica's Filchner–Ronne Ice Shelf in 1986. Forty years later, it is finally disappearing, and rapidly. This true-color corrected reflectance image …

May 8, 2025 · Iceberg A23A, which grounded in early March, is the rectangular feature in the center of the image. Iceberg A23C, which broke off in mid-April, can be seen on the right side of the image. …

Feb 2, 2026 · NASA has data on sea ice, glaciers, snow cover, and other frozen features that comprise Earth’s cryosphere and effect human activity and our planet.

Feb 27, 2026 · Glacial ice is a different color from regular ice. It is so blue because the dense ice of the glacier absorbs every other color of the spectrum except blue — so blue is what we see! It’s Not Just …

Apr 24, 2023 · The massive B-22 iceberg, originally the size of Rhode Island, still measures more than 3,000 square kilometers and has only moved 100 km (60 miles) from where it calved off from the …