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Photos reveal ancient origins of distant space rock Ultima Thule, resembling a frosty red snowman
- The object 6.4 billion kilometres away has been identified as a ‘contact binary’, two objects that have squashed together into one
- Many more photographs taken by the New Horizons spacecraft are expected soon
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Nasa has released photos of its fly-by of Ultima Thule, the most distant object ever visited by a spacecraft, revealing its ancient origin as two round objects squashed together.
The pictures reveal the icy planetary body to resemble a red snowman.
“Meet #UltimaThule! What you’re seeing is the 1st contact binary ever explored by a spacecraft,” tweeted Nasa.
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“This object, which we can now see is a contact binary, used to be 2 separate objects that are now bound together.”
Nasa spacecraft makes history, flies past Ultima Thule 6.4 billion km from Earth
Nasa confirmed Tuesday that the spacecraft – New Horizons – completed its flight past Ultima Thule at 12.33am on January 1, Eastern Time. It is 6.4 billion km (4 billion miles) from Earth.
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