The New Horizons space probe, which made headlines around the world in 2015 when it beamed back humanity’s best-ever views of Pluto, is currently hurtling through the outer reaches of the solar system on its way to a rendezvous with a lump of ice known as MU69.
New Horizons won’t get to MU69 for another year and a half – the flyby is expected to occur on 31 December 2018 or 1 January 2019 – so the spacecraft is hibernating to preserve its energy.
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