Hawaii [US], February 4 (ANI): Mini-Neptunes are a class of exoplanets, which are planets that orbit stars outside our solar system. These worlds, which are smaller, denser versions of the planet Neptune, consist of large rocky cores surrounded by thick blankets of gas. Studies have identifi
Washington D.C. [USA], July 20 (ANI): Many exoplanets known today are 'super-Earths,' with a radius 1.3 times that of Earth, and 'mini-Neptunes,' with 2.4 Earth radii. Mini-Neptunes, which are less dense, was long thought to be gas planets, made up of hydrogen and helium.