The player can fly through space, enter a planet's atmosphere, explore the surface, and penetrate tunnels in one seamless movement.
The flight model is arcade-style as opposed to realistic, as the game features no inertia; the spacecraft banks like an aircraft to turn, in air, outer space, and underground; and it is possible to hover.
[citation needed] The Atari ST and Amiga versions use Argonaut's "Argonaut Dual Loading System", a system whereby the disks are supposed to be interchangeable meaning the Atari ST disk can be used to load the game on an Amiga and vice versa.
This was supposed to save money, by allowing publishers to produce a single boxed version of the game for both formats.
cited the game's dual-booting feature as "just one of the achievements" of the developers, praising the addition of solid graphics without losing its predecessor's speed.