Earth at Perihelion
Earth will be at the closest point in its orbit around the Sun on this date - 91,403,034 miles.
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Feast of the Epiphany
Epiphany also known as Theophany in the east, is a Christian feast day that celebrates the revelation (theophany) of God incarnate as Jesus Christ. Articles about the Feast of the Epiphany on the VO Faith and Science […]
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 […]
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 […]
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 […]
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 […]
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 […]
Mercury at Aphelion
Mercury's 88-day orbit around the Sun will carry it to its furthest point to the Sun – its aphelion – at a distance of 0.47 AU.
Spica 3.6° S of Moon
The star Spica will appear 3.6° south of the Moon at 23:23
International Day of Women and Girls in Science.
Illustration of Vera Rubin from a series of illustrations for the International Day of Women and Girls in Science. Credit: BEATRIZ ARRIBAS DE FRUTOS. A significant gender gap has persisted […]
Br. Guy Consolmagno to talk at Hampstead Church
St.Mary's Chruch, Hampstead 4 Holly Walk, Hampstead, London, United KingdomBr Guy Consolmagno, S.J. will give a talk on the history of Vatican Observatory and its activities today.