I'm not sure of space as I have espresso for 6d clue, Get this down in one shot and maybe then you'll smell the coffee, so I have an O where the P would be and e as 2nd last letter from aberration (16d) answered here earlier
Thanks, Ducksie. 'Goldilocks Space' seems to fit the clue as the BBC webpage told me it was 'neither too hot nor too cold', involved outer space etc. I'll keep thinking1