Some rocky planets may be so hot that they glow
ESA/Hubble, M. Kohnmesser
The powerful gravitational pull of nearby planets and stars stretches distant worlds to extremes never before seen on rocky planets. The expansion and contraction are so intense that the surface of this strange world would probably melt completely, becoming so hot that it would glow.
stephen cain Dr. Riverside and his colleagues at the University of California discovered this unusual planet in a star system already known to host one larger world. A giant planet orbits a star once every 55 days…
Source: www.newscientist.com
