Astronaut Mike Massimino reveals the cataclysmic events that led to the creation of the solar system, the planet Earth and the conditions for life. ...

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The Milky Way has over two hundred billion stars. Where did they all come from? And what impact does the black hole at the heart of the galaxy have? ...

The solar system is the Earth's local neighbourhood. But how far does it extend? And what fascinating secrets remain to be discovered? ...

Neptune and Uranus are two giant frozen worlds far from the sun. Despite this, could they hold the secret of how and why life developed on Earth? ...

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Everything we know about the planet closest to the Sun. ...

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Episodes are about individual planets in our solar system ...

Episodes are about individual planets in our solar system ...

Episodes are about individual planets in our solar system ...

Episodes are about individual planets in our solar system ...

Episodes are about individual planets in our solar system ...

Episodes are about individual planets in our solar system ...

Episodes are about individual planets in our solar system ...