Aero-E - aerospace engineering yahoo group
Astrobiology by Professor G. Cole (Hull Uni)
Astrobiology Magazine
Atlas of the Universe
Blue Marble
Bright Star catalogue
D. R. Popoviciu - A vision of the Future
Nine Planets
Orion's Arm Universe Project
Orion's Arm - Future history yahoo group
Panspermia Society
Permanent Asteroid Utilisation
Planetary Science Research Group
Project Rho 3D star maps
Science-fiction Citations
Space Studies Institute
Space Settlement FAQ by Mike Combs
Space settlers yahoo group
Space Weather
Space Weather Now
Star Trek
Terraformers Society of Canada
Terraform Venus
United Nations Office for Outer Space Affairs
Venus Project
Wolfram Scienceworld

Space Art

Astronomy Picture of the Day
Dan Durda's Space Art Gallery
Extrasolar Planets by Lynette Cook
Hubble Pictures Wallpaper
Hubble Space Telescope Gallery
Messier Catalogue
NOAO Gallery
NovaSpace Galleries (IE only)
Planetary map hub
Renderings of Mars
TerraFiction Terrain Galleries download terrains
Terraforming images by Padric McGee