Horizon - Planet Hunters

Seizoen: 4 - Aflevering: 2 / 55 - Eerst uitgezonden: 11 maart 1996 - Episode ID: 128168

If extra-terrestrials do exist they must have a home. Horizon tells the story of the race to find out where in the Universe this might be. The answer, for scientists across the world, lies in the hunt for planets around distant stars.