New Manhattan Project of Planetary Protection

The article presents results of modeling the consequences of a large asteroid’s catastrophic collision with the Earth. They confirm the necessity of concrete steps to create a means of protection against the asteroid-comet danger that threatens the very existence of mankind. Undertaken analysis of the situation in the field of space threat prevention proves that alongside with ensuring national and international security, they will contribute to developing many spheres of the state and humanity activities, including defense, civil defense and protection, science, technology, economics, politics, etc. Russian project of creating an international planetary protection system “Citadel” can serve as a basis for creating means of planetary protection. This is confirmed by inclusion of the Citadel project in the New Manhattan Project, proposed by the World Federation of Scientists.