Ross 128
small star in the equatorial zodiac constellation of Virgo
Ross 128 is a red dwarf star that is 16.8% the mass of the Sun. This star is also 185% the size of Jupiter. It is 10.92 light years away from the Sun. Its planet is Ross 128 b which orbits 0.043 AU from Ross 128. This planet has an orbital period of 16.9 days. Ross 128 b has a rotation period of 2.06 hours and it’s average temperature is 24.6 °C. It is 40% more massive than Earth. The size of the radius of this planet is 11% bigger than Earth. This planet is made up of 23.6% Iron and 76.4% Silicate. The density of Ross 128 b is 5.66 g/cm³.