Despite such disturbing preparations, Anderson said much of the training, which takes place at Space Adventures' base in Star City, Russia, is centered upon general living in space.

CNN: Training for civilian space travel is no picnic, Garriott says

Mr Anderson said organisations would have to wait to see the detail of the announcement, which is expected on Wednesday.

BBC: NEWS | UK | Scotland | Malawi trip prompts debate on aid

Announcing the result, chairman of the judging panel Dr Eric Anderson said the winners were chosen only after a "lively and spirited debate" during which at one time or other, each of the five finalists looked to be the front runner.

BBC: Heaney wins Whitbread book prize