The slave ship Urânia arrived with enslaved Africans in Brazil. About 304 people had been taken aboard and approximately 270 arrived.

Vessel: Urânia; flag: Portugal / Brazil; rig: Schooner. People recorded in connection with the voyage: Captain: Lessa, Bernardo Francisco; Investor: Lessa, Bernardo Francisco; Captain: Coelho, Manoel Gomes. The voyage began at Rio de Janeiro on 10 February 1821. Principal recorded place where captives were acquired: Luanda (West Central Africa and St Helena). Principal recorded disembarkation place: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 32 days. Estimated mortality during the crossing: 11.0%. Recorded outcome: Voyage completed as intended.