Calendar

St. Ignatius Loyola, Founder of the Jesuits.

Ignatius of Loyola (Basque: Ignazio Loiolakoa; Spanish: Ignacio de Loyola; Latin: Ignatius de Loyola; c.  23 October 1491 – 31 July 1556) was a Spanish Basque Catholic priest and theologian, who co-founded the religious order called the Society of Jesus (Jesuits) and became its first Superior General at Paris in 1541. The Jesuit order served the Pope as missionaries, and they were bound by a vow of special obedience to the sovereign pontiff in […]

Assumption of the Blessed Virgin Mary

The Assumption of the Blessed Virgin Mary is, according to the beliefs of numerous Churches, the bodily taking up of Mary, the mother of Jesus, into Heaven at the end of her earthly life. The analogous feast in the Eastern Churches is known as the Dormition of the Theotokos.  In the churches that observe it, the Assumption is a major feast day, commonly celebrated on 15 […]

Labor Day (USA)

Labor Day is a federal holiday in the United States celebrated on the first Monday in September in any given year (i.e. a single day from September 1 through September 7) to honor and recognize the American labor movement and the works and contributions of laborers to the development and achievements of the United States. It is the Monday of the long weekend known as Labor Day Weekend. - […]

Full Moon

The Full Moon rises at sunset, and is visible all night. The Vatican Observatory's monthly Full Moon Meetup for Sacred Space Astronomy subscribers is held at 10:00 AM Tucson time.

Official Calendar

2025 VO Calendar

Vatican Observatory 2025 astrophoto calendars now available for purchase in our e-store!