• NASA - National Aeronautics and Space Administration 
• Space.com — for the latest space flight and astronomical news
• SpaceFlightNow.com — round-up of current space fight news
• AstronomyNow.com — round-up of current astronomy news
• Inside the Apollo Project — an Internet blog
• Launch & Propulsion Systems — links to resources for the many types of launch vehicles,
        propulsion technologies, exotic systems, etc. that are in service or proposed.
• Encyclopedia Astronautica — large list of space flight related links 
• International Astronautical Federation — "Connecting Space People" website 
• Southern Colorado Space Museum & Learning Center's — Facebook page
• Southern Colorado Astronomical Society (Pueblo) — amateur astronomy group