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 his life, Russell considered himself a liberal, a socialistand a pacifist, although he also confessed that his sceptical nature had led him to feel that he had "never […]
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 Christ and the Feast of the Purification of the Blessed Virgin Mary, is a Christian Holy Day commemorating the presentation of Jesus at the Temple. It is based […]
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.
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 throughout the years at all levels of science, technology, engineering and mathematics (STEM) disciplines all over the world. Even though women have made tremendous progresses […]
Br Guy Consolmagno, S.J. will give a talk on the history of Vatican Observatory and its activities today.
The Moon is at Last Quarter (or Third Quarter) – rising around midnight, and visible to the south after sunrise.
Saint Valentine was a widely recognized 3rd-century Roman saint, commemorated in Christianity on February 14. From the High Middle Ages his Saints’ Day is associated with a tradition of courtly love. – Wikipedia
On February 15 2013 an asteroid exploded in the sky over the city of Chelyabinsk, in the the southern Ural region of Russia. The shock wave blew out windows all over the city, injuring over 1600 people, and damaged several buildings.
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 in shadow then. Pictured here is the traditional New Moon, the earliest visible waxing crescent, which signals the start of a new month in many […]
The Moon is at First quarter on this date -it will be visible high in the southern sky in early evening.
