Ascension of Jesus (Greek: ἡ Ἀνάληψις τοῦ Κυρίου, Latin: Ascensio Domini) is the feast of the return of Jesus Christ to the heaven on the 40th day of His Resurrection.
The Gospels of Mark and Luke mention the Ascension (Mark 16:19 and Luke 24:50-53), but the most detailed description can be found in the Acts of the Apostles (Acts 1:9-11).
Since the fourth century, Christians recognize this day on the Thursday thirty-nine days after Easter Sunday. Therefore, the data is not fixed, but can be as early as April 30 and as late as June 3:
The Feast of the Ascension is a public holiday in several European countries (e.g., the Netherlands, Belgium, Luxembourg, France, Germany and Austria), as well as in Namibia and Indonesia.