It can... have the feel of official product. The trade-off is a wealth of nuggety detail, a lyrical edge and a close-up view of this miracle of engineering and multinational co-operation.

Astronauts' candid testimonials about going to space shed light on their humanity.

Full of fascinating insights and much about family. Those familiar images of the Earth, hanging like a frosted blue Christmas bauble in space, still stun.

This informative film offers an excellent example of perpetual, peaceful teamwork, and that's great for kids to witness and absorb. Just be ready for that warm coziness to translate into drowsiness.