#Surprisingly dense exoplanet challenges planet formation theories
“#Surprisingly dense exoplanet challenges planet formation theories” New detailed observations with NSF’s NOIRLab facilities reveal a young exoplanet, orbiting a young star in the Hyades cluster, that is unusually dense for its size and age. Slightly smaller than Neptune, K2-25b orbits an M-dwarf star — the most common type of star in the galaxy —…