4
NASA - Ames Research Center (Calif.)
ames.arc.nasa.gov
Has some GIF files.

Astronomy GIFs & Starchart
c.scs.uiuc.edu
default directory is SYS$SYSDEVICE:[NETDIST.PUB]

Clementine Spacecraft (currently orbiting the moon)
clementine.s1.gov
cd to /pub/clementine/  (pictures & images)
cd to /pub/binaries/    (progs to help view pics)
Meteosat3 and Meteosat4 Images
cumulus.met.ed.ac.uk
cd to /pub/images/
Site carries GIF's and JPGs.
