Images and Movies
Links
NASA - KSC Video Feeds
http://science.ksc.nasa.gov/shuttle/countdown/video/video.html
Kennedy space center video feeds and link to NASA TV feeds (realvideo, realaudio, realmedia)
Hubble Heritage Project
Specially chosen images from the Hubble telescope, enhanced and explained by experts in order to educate and inspire.
The Near Real-Time Image Distribution Server
Provides oceanographic imagery from space missions including TOPEX and NOAA. 24-hour update window.
NASA Human Space Flight Gallery
http://spaceflight1.nasa.gov/gallery/
Search the gallery archives for images and video.