One rocky planet could be so hot it glows
ESA/Hubble, M. Kornmesser
A distant world is being stretched by the highly effective gravity of its neighbouring planets and star to extremes by no means seen earlier than in a rocky planet. The stretching is so intense that this unusual world’s floor is in all probability solely molten and so hot that it glows.
Stephen Kane on the University of California, Riverside, and his colleagues noticed this uncommon planet in a system already recognized to have one bigger world, a large planet circling the star as soon as each 55 days…