Calendar

New Moon 2025

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 […]

Venus at Aphelion.

Venus's 225-day orbit around the Sun will carry it to its furthest point to the Sun – its aphelion – at a distance of 0.73 AU.

Full Moon Zoom with Sean van Staden, S.J.

Virtual Event

Join us on July 10th for our next Full Moon-th On-line Meetup! Our guest will be Sean van Staden SJ., a Jesuit scholastic about to begin his Theology studies at Hekima College in […]

Perseids Meteor Shower 2025

The Perseids are the most popular meteor shower - they peak on the evening of Aug. 12-13, 2025

Circle of Friends

Wallace Hall 980 Park Avenue at East 84 th Street, New York, NY, United States

Brother Guy's will discuss his latest book, A Jesuit’s Guide to the Stars at a Circle of Friends event in New York.

Astronomy at the Beach 2025

Astronomy at the Beach 2025

Island Lake State Park @ Island Lake State Recreation Area, 6301 Kensington Rd, Brighton, MI 48116, USA

Br. Guy Consolmagno will be the keynote speaker at Michigan's largest free astronomy event - both Fri. and Sat.!

Uranus at Opposition

Uranus will be in opposition to the Sun on this date; this is when the Earth is positioned between the Sun and Uranus.