stonehenge turret network
120cm対地対空両用磁気火薬複合加速方式半自動固定砲 ストーンヘンジ
Gigantic railguns in the Ace Combat universe, debuting in Ace Combat 04 and later appearing in Ace Combat 7. Originally built for shooting down asteroids but were weaponized for destroying aircraft. Very similar facilities with the same name appeared in Ace Combat Infinity.
Pixiv has a tag for its official name: 120cm対地対空両用磁気火薬複合加速方式半自動固定砲 (120cm-Caliber-Anti-Surface-And-Air Gunpowder-And-Electromagnetic-Propelling Semiautomatic-Fixated Guns)