PrimeWire

You can now watch the entire Horizon Season 25 Episode 26 movie online in high-definition quality, complete with English subtitles for a better viewing experience. Best of all, there’s no need to download anything—simply stream it directly from your device anytime, anywhere.

Horizon: This Horizon special follows the 20 months preparation of the five astronauts who are to man the American space shuttle Discovery launching on the 29th of September in 1988. This is the first shuttle flight since the Challenger disaster in January 1986.