HD 69830 Three-Planet System
Leads discovery of three Neptune-mass planets orbiting HD 69830.
Follow Christophe Lovis through 2 dated historical records for Switzerland.
A chronological timeline drawn from matching World History Database records.
Leads discovery of three Neptune-mass planets orbiting HD 69830.
Leads discovery of a rich multi-planet system around HD 10180.
These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.