Earth Observatory - Science - Earth Observatory - Seeing Blue During… - Earth - Earth Observatory - Image of the Day - EO Explorer Topics - All Topics - Atmosphere - Land - Heat & Radiation - Life on Earth - Human Dimensions - Natural Events - Oceans - Remote Sensing Technology - Snow & Ice - Water More Content - Collections - Global Maps - World of Change - Articles - Notes from the Field Blog - Earth Matters Blog - Blue Marble: Next Generation - EO Kids - Mission: Biomes About - About Us - Subscribe - 🛜 RSS - Contact Us - Search Cerulean blue meltwater flows through drainage channels on the Nivlisen Ice Shelf, Antarctica, in this image acquired on January 6, 2026, by the OLI (Operational Land Imager) on Landsat 9. NASA Earth Observatory/Michala Garrison Summer is a busy season at Schirmacher Oasis, a rocky, ice-free plateau in Queen Maud Land, East Antarctica.…