In the aftermath of the Challenger disaster, NASA explored Shuttle-C—an uncrewed, shuttle-derived cargo launcher meant to deliver massive payloads, support lunar missions, and enable assembly of ...
A concept almost as old as the Space Shuttle itself is being considered as a replacement for NASA's Constellation programme return-to-the-Moon Ares rockets. Above: Artist's impression of a Space ...
After Challenger reshaped NASA’s risk tolerance, the agency quietly explored two ambitious ways to keep American spaceflight alive without astronauts on board. From Shuttle-C’s heavy-lift cargo ...