I must disagree with this Youtube choice. Its version of the outro has more of the Barry Gray music that sparked the intro and the series episodes. The standar

I must disagree with this Youtube choice. Its version of the outro has more of the Barry Gray music that sparked the intro and the series episodes. The standard outro (if memory serves) had a very atmospheric sort of ambient soundtrack that, rather than using music, instead denoted a strong measure of fear and dread and a gut feel for the vast expanses of space.