Scientists find Earth-sized planet. It's orbiting a fascinating star.
The small Jupiter -sized star is called "SPECULOOS-3," named after the Search for Planets EClipsing ULtra-cOOl Stars research project, which aims to learn more about the worlds around these faint objects. This ultra-cool star is some 4,760 degrees Fahrenheit (2,627 Celsius), while the sun's surface is over 10,000 F (5,537 C).