diff --git a/asteroids/main.lua b/asteroids/main.lua
index 1f50818..0c80ed7 100644
--- a/asteroids/main.lua
+++ b/asteroids/main.lua
@@ -34,6 +34,7 @@ local function initGame()
     }
 end
 
+-- The constant properties of the game.
 local game = initGame()
 
 local function initState()
@@ -79,6 +80,7 @@ local function initState()
     }
 end
 
+-- The varying properties of a game being played.
 local state = {}
 
 local function reset()
@@ -168,7 +170,6 @@ function love.gamepadpressed(joystick, button)
     end
     if button == "b" then
         -- debounce, perhaps
-        -- include ship velocity, perhaps
         local bullet = {
             x = state.ship.x + math.cos(state.ship.facing) * game.ship.radius,
             y = state.ship.y + math.sin(state.ship.facing) * game.ship.radius,
@@ -178,6 +179,7 @@ function love.gamepadpressed(joystick, button)
             timeLeft = game.ship.bullet.time,
             sound = love.audio.newSource(game.ship.bullet.sound),
         }
+        phys.apply(bullet, state.ship)
         table.insert(state.bullets, bullet)
         bullet.sound:play()
         phys.apply(state.ship, { speed = game.ship.bullet.recoil, angle = state.ship.facing + phys.tau / 2 })