Calendar

Orionids Meteor Shower.

The Orionids are a medium strength shower that sometimes reaches high strength activity. In a normal year the Orionids produce 10-20 shower members at maximum. In exceptional years, such as 2006-2009, the peak rates were on par with the Perseids (50-75 per hour). Recent displays have produced low to average displays of this shower. Shower […]

Masterclass with NASA

Online

Thirty international universities and leadership organisations have confirmed participation at 'Masterclass with NASA on the future of man, economy and the world.' Registration is free!

Venus at Greatest Elongation

Venus reaches maximum eastern elongation on October 29, 2021. After this date, you will see Venus head back towards the Sun on its way to inferior conjunction.

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 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 […]

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.