Our knowledge of the depth and shape of the Arctic Ocean floor – its bathymetry – is insufficient. Owing to year-round sea-ice coverage and the cost of research in this remote region, much of the ...
This is a Synthetic Aperture Radar (SAR) map of Ontario Lacus, the largest lake in Titan's southern hemisphere. Radar altimeter tracks are plotted over SAR data and show that Ontario lies in a shallow ...