In the next episode, Jim Al-Khalili will explore the universe across its vast...
Secrets of Size: Atoms to Supergalaxies
Season 1 Episode 2: Going Big
Jim explores larger cosmic structures, discovering the latest breakthroughs in our understanding of the universe. He encounters the heliosphere, a vast cloud of solar plasma that surrounds and protects the solar system, and learns about its unique physics that make life possible.