AGI has converted NASA's Blue Marble topographic and bathymetric imagery for use with STK.
This 500 meter resolution imagery is available in 10° x 10° tiles. The files are in JPEG2000 (.jp2) format, which you can drag and drop directly into a 2D or 3D STK window or load using STK's Globe Manager
Click a tile on the map below to download a file:
(file sizes range from 50KB to 3MB)
For additional sources of imagery and other data, please see the Online Data Sources page.