Kufamba: Zvimwe zvezvinhu zvekutanga zvakanyorwa zvakamboitwa kuburikidza neteresikopu, mifananidzo yaGalileo musi wa 28 Zvita 1612 na 27 Ndira 1613 ine mapoinzi akarongwa anoenderana neyazvinozivikanwa kuti ndiyo nzvimbo yeNeptune. Muzviitiko zvese izvi, Galileo anoita kunge akafunga kuti Neptune nyeredzi yakatarwa paakaonekwa padhuze neJupiter mudenga rehusiku; nokudaro, haapiwi mbiri yekuwanikwa kweNeptune. Pakutanga kwake kuongorora muna Zvita 1612, Neptune yainge yakamira mudenga nekuti yakanga ichangotendeuka ichidzokera kumashure musi iwoyo.
February 1844