During the Strategic Defense Initiative days of the mid 1980s, one of the weapons technologies that was discussed was a Hyper Velocity Gun (HVG) placed in orbit to fire at inbound ICBMs and MIRVs.
Artist's conception (top) of USAF space-based hypervelocity launcher aka railgun, among kinetic energy weapon systems being investigated, employing electrical forces to fire "smart" projectiles (Boeing).
Source: http://images.google.com/hosted/life/l?q=star+wars+source:life&prev=/images%3Fq%3Dstar%2Bwars%2Bsource:life%26ndsp%3D21%26hl%3Den%26sa%3DN&imgurl=cde4d8460376b678
Artist's conception (second) of USAF space-based hypervelocity launcher aka railgun, among kinetic energy weapon systems being investigated, employing electrical forces to fire "smart" projectiles (Boeing).
Source: http://images.google.com/hosted/life/l?q=star+wars+source:life&prev=/images%3Fq%3Dstar%2Bwars%2Bsource:life%26ndsp%3D21%26hl%3Den%26sa%3DN&imgurl=8b4f3819c361314c
Artist's conception (top) of USAF space-based hypervelocity launcher aka railgun, among kinetic energy weapon systems being investigated, employing electrical forces to fire "smart" projectiles (Boeing).
Source: http://images.google.com/hosted/life/l?q=star+wars+source:life&prev=/images%3Fq%3Dstar%2Bwars%2Bsource:life%26ndsp%3D21%26hl%3Den%26sa%3DN&imgurl=cde4d8460376b678
Artist's conception (second) of USAF space-based hypervelocity launcher aka railgun, among kinetic energy weapon systems being investigated, employing electrical forces to fire "smart" projectiles (Boeing).
Source: http://images.google.com/hosted/life/l?q=star+wars+source:life&prev=/images%3Fq%3Dstar%2Bwars%2Bsource:life%26ndsp%3D21%26hl%3Den%26sa%3DN&imgurl=8b4f3819c361314c
