Astronomers think they have found a “cold super-Earth” exoplanet orbiting Barnard’s star. Barnard’s star, less than six light-years from us, is the closest single-star system to our sun. The new world, called Barnard’s star b, or GJ 699 b, is at least 3.2 times as massive as Earth. It orbits […]
A super-Earth is a planet that’s similar to Earth, but larger. Astronomers are discovering they may be one of the most common planets in our galaxy. These planets can be almost double Earth’s radius and up to 10 times more massive. All that extra mass is what researchers think could […]
VIDEO: Astronomers were able to map the temperature of a nearby Super-Earth, and half the planet is almost completely molten.