Ever wondered how TV changed from SD to HD? And curious in how the number of channels has vastly increased over the years?

On episode 2 of Satellite Stories, we look into the history of one of SES's geostationary satellites - Astra 1B launched back in 1991. And we discover how the idea of co-location was pivotal in satellite history in expanding the industry's horizons and technical ability. Host Kristina Smith-Meyer meets Ray Sperber - one of the SES engineers behind co-location's initial concept.

Want more behind the scenes of what SES does? Visit youtube.com/ses