Introduction

Welcome to PlanetDefense. This area will cover relevant news of the threat to the planet from Near Earth Objects (NEOs) and specifically concepts and designs for mitigation.

Documents: Human NEO Mission Design Studies

Note: These documents are all obtained through existing, open online sources. This site makes no claim to these documents but provides them as a free, public, online, educational resource.

Science Exploration Opportunities for Manned Missions to the Moon, Mars, Phobos, and as Asteroid (June 1989)

Lockheed Martin Plymouth Rock Presentation (November 2009)

A Crewed 180-Day Mission to Asteroid Apophis in 2028-2029

The Next Giant Leap: Human Exploration and Utilization of Near-Earth Objects

A Manned Asteroid Mission, a Prelude to a Manned Mars Programme

Role of Near-Earth Asteroids in the Space Exploration Initiative

Asteroid Rescue Mission (Georgia Tech)

Scientific Investigation of Near-Earth Objects via the Orion Crew Exploration Vehicle, A White Paper to the NRC Planetary Science Decadal Survey, 2013-2022

Scientific Investigation of Near-Earth Objects via the Orion Crew Exploration Vehicle (poster)

Near-Earth Asteroid Rendezvous Missions with the Orion Crew Exploration Vehicle.

Into the Beyond: A Crewed Mission to a Near-Earth Object (presentation)

Into the Beyond: A Crewed Mission to a Near-Earth Object (paper)

Strengthening U.S. Exploration Policy via Human Expeditions to Near-Earth Objects

A Piloted Orion Flight to a Near-Earth Object: A Feasibility Study