Gas-depleted planet formation occurred in the four-planet system around the red dwarf LHS 1903 | Science
https://www.profitableratecpm.com/f4ffsdxe?key=39b1ebce72f3758345b2155c98e6709c
The rays of small exoplanets form two populations, the super-Earths and the sub-Neptunes, separated by a space known as the ray valley. This feature could be produced by the removal of atmospheres by stellar or internal heating or by the absence of an initial…
