Railgun
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A railgun or rail gun, sometimes referred to as a rail cannon, is a linear motor device, typically designed as a ranged weapon, that uses electromagnetic force to launch high-velocity projectiles. The
Test firing at the United States Naval Surface Warfare Center Dahlgren Division in January 2008. The fireball is a result of pieces of the projectile shearing off during launch and igniting mid-air.
Electromagnetic railgun located at the Naval Surface Warfare Center
Nasa space elev
V-3 cannon
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The V-3 was a German World War II large-caliber gun working on the multi-charge principle whereby secondary propellant charges are fired to add velocity to a projectile. Two full-size guns were built
Railgun
…Kinetic bombardment V-3 cannon: another staged propulsion gun USNS Trenton (T-EPF-5), first ship to mount a railgun…
The prototype V-3 cannon at Laatzig, Germany (now Zalesie, Poland) in 1942.
Remains of V-3 in Zalesie near Międzyzdroje, Wolin Island, Poland (2008)
Accelerating gun (1881) by James Richard Haskell
Accelerating gun by Lyman and Haskell (1883).