Summary:
- Scientists have discovered a new "super-Earth" planet that is about 18 light-years away from our solar system.
- This planet is larger than Earth but smaller than Neptune, and it orbits a red dwarf star, which is a type of small, cool star.
- The discovery of this planet sparks hope that there may be other habitable planets beyond our solar system, and it could help scientists learn more about the formation and evolution of planets.