public class Game1 : Game
{
  [...]
  private void HandleInput(GameTime gameTime)
  {
      if (Keyboard.GetState().IsKeyDown(Keys.Right))
          _playerShip.MoveRight();

      [...]

      if (Keyboard.GetState().IsKeyDown(Keys.Space))
          ShootLaser();

      CheckPosition();
  }
  [...]
}