

Calendar
Canada Day.
Canada Day (French: Fête du Canada) is the national day of Canada. A federal statutory holiday, it celebrates the anniversary of July 1, 1867, the effective date of the Constitution Act, 1867 (then called the British North America Act, […]
Thomas Harriot, mapped the Moon with a telescope 4 months before Galileo (d. 1621)
Thomas Harriot was an English astronomer, mathematician, ethnographer and translator who made advances within the scientific field. Thomas Harriot was recognized for his contributions in astronomy, mathematics, and navigational techniques. Harriot worked closely with John White to create advanced […]
Independence Day (USA)
Independence Day is a U.S. federal holiday commemorating the Declaration of Independence of the United States, on July 4, 1776.
NASA’s Pathfinder lands on Mars, 1977
Mars Pathfinder was launched December 4, 1996 and landed on Mars' Ares Vallis on July 4, 1997.
Conjunction of Venus, Mars and Regulus
Venus and Mars are Alright Tonight! There is a conjunction of Venus, Mars and the star Regulus in the western sky after sunset on July 5th.
Thomas Kuhn born 1922
Thomas Samuel Kuhn (1922–1996) is one of the most influential philosophers of science of the twentieth century,
J. G. Mendel born 1822
Gregor Johann Mendel (1822– 1884) was a biologist, meteorologist, mathematician, Augustinian friar and abbot of St. Thomas' Abbey in Brünn (Brno), Margraviate of Moravia.
Delta-Aquariids Meteor Shower
The Delta Aquariids are active beginning in mid-July and are visible until late-August. These faint meteors are difficult to spot, and if there is a moon you will not be […]
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 […]
St Dominic, Patron of Astronomers, d. 1221
The liturgical celebration of St Dominic is on August 6 which is his deathday, in 1221 - his birthday is August 8.
Many sources state that St Dominic is the patron saint of astronomy and astronomers.