Not all of the puzzling bright spots on the dwarf planet Ceres are alike. The closest-yet images of the gleams, taken from 45,000 kilometres away, suggest that at least two of the spots look different from one another when seen in infrared wavelengths.
The Hubble Space Telescope spied many of the bright spots from afar years ago, but the observations from NASA's Dawn spacecraft — which began looping around Ceres on 6 March — are the first at close range. The images were released on 13 April in Vienna, Austria, at a meeting of the European Geosciences Union.
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