Touching the Asteroid (2020) | Full Documentary | NOVA

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Welcome to PBS America, a channel curated for an international audience from America's Public Broadcasting Service, PBS. This is a factual focussed channel including award-winning American history, current affairs and science documentaries. 📧 SIGN UP to our UK broadcast channel weekly highlights at pbsamerica.co.uk 🐦 FOLLOW us on X @PBSAmerica 👍 LIKE us on Facebook.com/pbsamerica UK broadcast channel numbers - Freeview 84 | Freesat 155 | Virgin 187| Sky 173