An international team of astronomers has discovered a hot rocky and a warm puffy super-Earth exoplanets orbiting the 7.5-billion-year-old star HD 15337. An artist’s conception of the HD 15337 planetary system. Image credit: Sci-News.com. HD 15337, also known as TOI-402 or TIC-120896927, is a bright K1-type dwarf located about 146 light-years away from Earth. The star is 14.9% less massive and about 16% smaller than the Sun. With an effective temperature...
