Rosetta data reveals process behind color-changing chameleon comet
Thursday, February 6, 2020 - 09:40
in Astronomy & Space
A grand synthesis of Rosetta data has shown how its target comet repeatedly changed color during the two years it was watched by the spacecraft. The chameleon comet's nucleus became progressively less red as it made its close pass around the sun, and then red again as it returned to deep space.