Discovered in 2015 , the exoplanet WASP-121b is believed to be orbiting a star that’s nearly 850 light-years (a light-year is equal to 9.4 trillion kilometres) away from Earth. To put the distance in context, the distance between the Earth and the Sun is approximately 150 million kilometres.
Jupiter-Like Planet Outside Solar System Has Metal Clouds Which Could Rain Precious Liquid Gems
