OrbitalHub

NASA dicit:

Hundreds of meltwater lakes hide deep beneath the expanse of Antarctica’s ice sheet. With a powerful laser altimeter system in space, NASA’s Ice Cloud and land Elevation Satellite-2 (ICESat-2) is helping scientists “see” under the ice.

Video credit: NASA’s Goddard Space Flight Center/Scientific Visualization Studio/Jefferson Beck (KBRwyle): Lead Producer/Roberto Molar Candanosa (KBR): Lead Writer/Helen-Nicole Kostis (USRA): Lead Visualizer/Helen Amanda Fricker (Scripps Institution of Oceanography, University of California, San Diego): Lead Scientist/Matthew R. Siegfried (Colorado School of Mines): Lead Scientist