- Strange exoplanet discovery makes a case for the elusive 'Planet Nine' Yahoo News Australia
- 'Planet Nine' cousin found Livescience.com
- Astronomers Confirm Exoplanet With a Truly Strange Orbit, Sort-of Like 'Planet Nine' ScienceAlert
- Bizarre alien world may be analog of our solar system's putative Planet Nine Space.com
- Hubble Finds Exoplanet That Could Mirror Planet Nine ExtremeTech
- View Full coverage on Google News