In trying to comprehend our universe, just how big is big? How far is far? This users guide to the cosmos will bring the incomprehensible down to a human scale such as Venus melting a tank, the density of a black hole compared to 1000 cars in a Coke can, and the comets in the Solar System equated to grains of sugar weighing half a ton.
千錘百鍊(台) / Desafio Sob Fogo(巴西) / Forged in Fire - Wettkampf der Schmiede(德) / Forged in Fire - Wettkampf der Waffenschmiede(德) / Il Fuoco Di Spade(意) / Между молотом и наковальней(俄)/Forged in Fire Season 9
千錘百鍊(台) / Desafio Sob Fogo(巴西) / Forged in Fire - Wettkampf der Schmiede(德) / Forged in Fire - Wettkampf der Waffenschmiede(德) / Il Fuoco Di Spade(意) / Между молотом и наковальней(俄)/Forged in Fire Season 9
简介： In trying to comprehend our universe, just how big is big? How far is far? This users guide to the cosmos will bring the incomprehensible down to a human scale such as Venus melting a tank, the density of a black hole compared to 1000 cars in a Coke can, and the comets in the Solar System equated to grains of sugar weighing half a ton.
