Voyager image of Neptune. Credit: NASA
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Scientists have helped solve the mystery of what lies beneath the surface of Neptune – the most distant planet in our solar system. A new study sheds light on the chemical make-up of the planet, which lies around 4.5 billion kilometres from the sun. Extremely low temperatures on planets like Neptune – called ice giants – mean that chemicals on these distant worlds exist in a frozen state, researchers say.
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Frozen mixtures of water, ammonia and methane make up a thick layer between the planets’ atmosphere and core – known as the mantle. However, the form in which these chemicals are stored is poorly understood...
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