NASA’s Transiting Exoplanet Survey Satellite (TESS) has discovered a world between the sizes of Mars and Earth orbiting a bright, cool, nearby star. The planet, called L 98-59b, marks the tiniest discovered by TESS to date.
![](https://3c1703fe8d.site.internapcdn.net/newman/csz/news/tmb/2019/1-nasastessmis.jpg)
Source:
https://phys.org/news/2019-06-nasa-tess-mission-smallest-planet.html