After Earth Timeline

• The SpaceGuard Centre
• Australian Spaceguard Survey
• Workshop on Scientific Requirements for Mitigation of Hazardous Comets and Asteroids
• Australian Spaceguard Survey
• Why the Future Doesn't Need Us
• Hanson, Robin
• Yudkowsky, Eliezer
• Magalhães, João Pedro de
• Vita-More, Natasha
• Tipler, Frank J.
• More, Max
• Pearce, David: HedWeb