Satellite Data & Images Available from NGDC

DMSP 

Cloud imagery, city lights, fires, energetic particles.

ERS-1/GEOSAT 

Estimated seafloor topography from satellite altimetry: images and posters.

GOES SEM 

Energetic particle, X-ray, & magnetic field measurements at geosynchronous altitude.

GOES SXI 

Solar X-ray Imager - First images now available!

NOAA/POES 

Energetic particle measurements at polar-orbit altitude.