The Ascension in: Les Très Riches Heures du duc de Berry, Folio 184r, 1410, Musée Condé, Chantilly.

Ascension is a Christian holiday. The word "ascension" means "going up". According to the story told in the Bible, Jesus ascended (went up) to heaven. This was seen by his apostles. The holiday is celebrated forty days after his resurrection. The story tells that Jesus' body went to heaven, and that in heaven he sits at the right-hand side of God the Father.