The Ascension is celebrated 40 days after the resurrection (Easter) when Catholics celebrate the fact that Jesus returns to God after being with his disciples. The feast is sometimes recognized/celebrated on the following Sunday.
"Greater Saskatoon Catholic Schools: a welcoming community where we nurture faith, encourage excellence in learning and inspire students to serve others, making the world a better place. We love because He first love us. –1 John 4:19"