Drag a part to move it · drag empty space to orbit
Ascent
0.0Altitude km
0Velocity m/s
0.0Downrange km
Steer with arrow keys · scroll / pinch or + − to zoom (0 resets)
Maple's Arcade
Kerman Line
Assemble a rocket from as many engines, tanks and fins as you like — place each part in 3D — then launch and steer it past the Kármán line at 100 km, the edge of space.
Drag a part to move it · drag space to orbit · scroll / pinch to zoom
In flight: arrow keys steer the rocket