Description of a NASA Study to Deflect Hazardous Asteroids . ... In January 2007 this author served as Principal Investigator (P. I.) for the Kinetic Deflection of NEOs during a Study conducted by NASA at the Marshall Space Flight Center (MSFC) in Huntsville, Alabama, USA. ... Nuclear Deflection, achieved by virtue of a B83 nuclear warhead (Prof. John Remo of Harvard University served as P. I. for this nuclear deflection study); . ...