Shema SPECULOOS 2 vs Earth (IMAGE) University of Liège Caption Comparison between the LP 890-9 system and the inner Solar System. The LP 890-9 system is much more compact: its two planets could easily fit inside the orbit of Mercury, the innermost planet of our Solar System. Credit @Adeline Deward Usage Restrictions Use to illustrate the content of the PR only License Licensed 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.