The LkCa 15 Exoplanetary System
LkCa 15 is a star with null times the mass of the Sun, and null times its radius. It is located 518.16 light years away from the solar system.
LkCa 15 is known to have 2 exoplanets in orbit around it.
LkCa 15 b
LkCa 15 b was discovered by the Large Binocular Telescope Observatory observatory using the imaging method. Its discovery was announced in 2015-11. Its semi-major axis is 14.70 astronomical units, as compared to Earth's which is 1 astronomical unit.
The mass of LkCa 15 b is 0.00 times the mass of Earth. At less than 1.5 Earth masses, LkCa 15 b is a regular terrestrial planet, much like the terrestrial planets we find in our solar system, namely Mercury, Venus, Earth and Mars.