SPECULOOS-3 b and its star SPECULOOS-3 (IMAGE) University of Liège Caption Artist's view of exoplanet SPECULOOS-3 b orbiting its star. The planet is as big as the Earth, while its star is slightly larger than Jupiter, but much more massive Credit Lionel Garcia Usage Restrictions no commercial use License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.