Calendar

Moon at Apogee

The Moon’s distance from Earth varies throughout its monthly orbit because the Moon’s orbit isn’t perfectly circular. Every month, the Moon’s eccentric orbit carries it to apogee – its most distant point from […]

Martin Luther King Jr. Day.

"Martin Luther King Jr. (January 15, 1929 – April 4, 1968) was an American Baptist minister and activist who became the most visible spokesperson and leader in the civil rights movement from 1955 until his assassination […]

Venus at Perihelion

The planet Venus is a Perihelion (its closest approach to the Sun) on this date.

Inf. Conjunction of Mercury

Mercury passes very close to the Sun in the sky as its orbit carries it between the Sun and Earth. This happens once in 116 days (the synodic cycle of […]

International Holocaust Remembrance Day

The United Nations General Assembly designated January 27—the anniversary of the liberation of Auschwitz-Birkenau—as International Holocaust Remembrance Day. On this annual day of commemoration, the UN urges every member state to honor […]

Presentation of the Lord (Candlemas).

A tapestry from Strasbourg depicting the Purification of the Virgin Mary and the Presentation of Jesus at the Temple. Candlemas (also spelled Candlemass), also known as the Feast of the Presentation of Jesus […]

Bertrand Russell died, 1970 (b. 1872).

Bertrand Arthur William Russell, 3rd Earl Russell, OM FRS (/ˈrʌsəl/; 18 May 1872 – 2 February 1970) was a British philosopher, logician, mathematician, historian, writer, essayist, social critic, political activist, and Nobel laureate. At various points in […]

Saturn in Conjunction with Sun

Saturn will appear to pass close to the Sun in the sky as the Earth's orbit places the Sun between the Earth and Saturn. Saturn will be unobservable for several […]

2022 Spring Dehon Lecture: Br. Guy Consolmagno SJ

Covid, Faith, and the Fallibility of Science The lecture will begin at 10:30am and the respondent portion will begin at 1:00pm. Each talk will have their own livestream link. In […]