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Gravity

Gravity

Motions of the planets put new limit on graviton mass

09 Nov 2019
Graviton illustration
Long-distance force: following the planets has put a new upper limit on the mass of the graviton. (Courtesy: Y Gominet IMCCE/Observatoire de Paris/NASA)
The motions of the planets have been used to make the best estimate yet of the upper limit of the ma

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Sam Jarman is a science writer based in the UK
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