World Space Week
World Space Week is the largest space event on Earth. More than 8,000 events in 96 countries celebrated “The Moon: Gateway to the Stars” last year. This year the theme […]
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Mercury at Perihelion
The planet Mercury is a Perihelion (its closest approach to the Sun) on July 23rd.
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.
Last Quarter Moon
The Moon is at Last Quarter (or Third Quarter) – rising around midnight, and visible to the south after sunrise.
Jesuit Book Club Live Gathering
OnlineJesuit Book Club is hosting a Zoom session with Br. Guy Consolmagno, who will shed provocative light on some of the strange places where religion and science meet.
New Moon
New Moon. By the modern definition, New Moon occurs when the Moon and Sun are at the same geocentric ecliptic longitude. The part of the Moon facing us is completely […]
World Science Day for Peace and Development.
Celebrated every 10 November, World Science Day for Peace and Development highlights the significant role of science in society and the need to engage the wider public in debates on […]
Our Lady of Guadalupe.
Our Lady of Guadalupe (Spanish: Nuestra Señora de Guadalupe), also known as the Virgin of Guadalupe (Spanish: Virgen de Guadalupe), is a Catholic title of the Blessed Virgin Mary associated with a series of five Marian apparitions in December […]
St. Lucia (Sweden), festival of light.
Saint Lucy's Day, also called Lucia Day or the feast of Saint Lucy, is a Christian feast day observed on 13 December. The observance commemorates Lucia of Syracuse, an early-4th-century virgin martyr under the Diocletianic Persecution, who according to legend brought […]
Winter Solstice
The winter solstice, also called the hibernal solstice, occurs when either of Earth's poles reaches its maximum tilt away from the Sun.
Ursids Meteor Shower
The Ursids peak just before Christmas with rates of 5-10 meteors per hour during the late morning hours.
Christmas Eve
Christmas Eve is on December 24 and marks the culmination of the Advent period before Christmas that starts on the fourth Sunday before Christmas Eve. Many churches mark the end […]
