Previews + Extras
Solar System: Icy Worlds Preview
S51 E12 - 30s
Out in the solar system, ice can get bizarre. Visit strange, frozen worlds – from Uranus’s ultra-hot superionic ice, to glaciers of nitrogen ice on Pluto, to carbon dioxide snow on Mars – and discover why the ice here on Earth is so unique.
Why Do Comets Have Tails?
S51 E12 - 55s
Worlds that exist close to the warmth of the sun, like the rocky worlds of Mars, Earth and our moon, have relatively little ice, because they lie inside what is known as the ice line.
This Moon May Have the Ingredients for Life
S51 E12 - 2m 14s
Europa is such a strong candidate for life that NASA launched a mission to explore the moon.
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