January ** February ** March
April ** May ** June
October ** November ** December
Click here for links to the Moon, planets, star clusters, stars, and other astronomical terms referred to in this Astronomical Calendar.
Planets Defined --
Planet Mercury *** Planet Venus *** Planet Earth: Aphelion *** Perihelion *** Perihelion of Earth
Moon of Earth: Apogee *** Perigee *** Moon Phases: Phases of Moon Defined -- New Moon *** First Quarter *** Full Moon *** Last (or "Third") Quarter
Planet Mars *** Planet Jupiter *** Planet Saturn *** Planet Uranus *** Planet Neptune *** Dwarf Planet Pluto
Annular and Partial Eclipses) visible in western USA ---
* Sat., May 19, 12:00 Noon EDT - Moon at apogee: 406,448 kilometers.
* Sun., May 20, 7:47 p.m. EDT - Moon Phase: New Moon - Lunation 1106.
* Sun., May 20, 7:53:53.3 p.m. EDT - Time of greatest eclipse for the Annular Eclipse of the Sun (similar to a total solar eclipse, except solar disk is not completely covered by the Moon). This Annular Eclipse of the Sun will be visible in a narrow path from eastern Asia through the northern Pacific Ocean, and into the western United States of America; a partial eclipse of the Sun will be seen in a much broader area which includes much of Asia, Pacific Ocean, and the western two-thirds portion of North America.
SAFE WAY TO VIEW A SOLAR ECLIPSE..
* Mon., June 4, 5:59:53 to 8:06:30 a.m. EDT - Partial Lunar Eclipse/Eclipse of the Moon, barely visible in North America; moonset in Pittsburgh is 5:55 a.m. EDT.
* Mon., June 4, 7:12 a.m. EDT - Moon Phase - Full Moon: Strawberry Moon.
* Tue., June 5, 6:04:01 p.m. EDT to sunset (visibility of the Sun may end a little before actual sunset) - RARE ASTRONOMICAL EVENT -
Transit of the Planet Venus moving in front of the Sun (will not be seen again until the year 2117 !).
NEVER look at the Sun with a telescope, binoculars, or any other optical device unless you have the proper training and proper equipment to do so safely !!!
Safe public, telescopic viewing, of this rare event available, weather permitting, at the Mount Lebanon Public Library.
* Tue., June 5, 9:00 p.m. EDT - Venus in inferior conjunction.
* Tue., June 12, 1:00 p.m. EDT - Asteroid Pallas 0.8 degree south of the Moon; occultation: majority of Japan, eastern portion of Russia, Arctic Ocean, and northern portion of Canada.
* Sun., June 17, 4:00 a.m. EDT - Jupiter 1.1 degrees south of the Moon; occultation: far northern Canada.
* Wed., July 25, 1:00 p.m. EDT - Star Spica 1.2 degrees north of the Moon; occultation: southern tip of South America, portion of Antarctica.
* Mon., Aug. 13, 4:00 p.m. EDT - Venus 0.6 degree south of the Moon; occultation: eastern portion of Asia, Japan, most of North America except the northeastern section.
* Tue., Aug. 21, 6:00 p.m. EDT - Star Spica in the Constellation Virgo the Virgin 1.0 degree north of the Moon; occultation: New Zealand, most of Antarctica.
* Sun., Sept. 9, 5:00 a.m. EDT - Asteroid Ceres 0.6 degree south of the Moon; occultation: USA except southeast portion, Canada, Europe, North Africa, Middle East, western portion of Russia.
* Tue., Sept. 18, 1:00 a.m. EDT - Star Spica 0.8 degree north of the Moon; occultation: southern portion of the Indian Ocean, Mauritius, most of Antarctica..
* Wed., Sept. 19, 5:00 p.m. EDT - Mars 0.1 degree north of the Moon; occultation: central portion of South America, French Polynesia.
* Sun., Oct. 7, 1:00 a.m. EDT - Asteroid Ceres 0.9 degree north of the Moon; occultation: southern tip of Africa and the South Atlantic Ocean.
* Sun., Nov. 11, 9:00 p.m. EST - Star Spica 0.8 degree north of the Moon; occultation: Southern Indian Ocean, Mauritius, most of Antarctica.
* Tue., Nov. 13 - Diwali or Deepavali - Religious holiday of India; on the Hindu calendar, the five-day festival of Deepavali is centered on the New Moon day that ends the month of Ashwin and begins the month of Kartika.
* Tue., Nov. 13, 2:37:58.1 p.m. EST - Beginning of penumbral phase of
Total Eclipse of the Sun visible in the South Pacific Ocean and northern Australia; partial eclipse visible in the South Pacific Ocean, Australia, New Zealand, southern portion of South America and part of Antarctica.
SAFE WAY TO VIEW SOLAR ECLIPSE OR ECLIPSE OF THE SUN.
* Tue., Nov. 13, 5:08 p.m. EST - Moon Phase: New Moon - Lunation 1112.
* Wed., Nov. 14, 5:00 a.m. EST - Moon at perigee: 357,361 kilometers.
Large tides predicted.
* Wed., Nov. 28, 7:14:58 a.m. EST - Beginning (however, naked-eye visibility only from approx. 9:00 to 10:00 a.m. EST) of Deep Penumbral Eclipse of the Moon. All of this eclipse will be visible in Alaska, Hawaii, Australia, and eastern Asia; beginning of eclipse will be visible in the western portion of North America.
* Wed., Nov. 28, 9:46 a.m. EST - Moon Phase: Full Moon (Beaver Moon).
Smallest Full Moon of 2012.
* Wed., Nov. 28, 3:00 p.m. EST - Moon at apogee: 406,362 kilometers.
* Wed., Nov. 28, 8:00 p.m. EST - Jupiter 0.6 degree north of the Moon; occultation: most of southern South America, southern Africa.
* Tue., Dec. 11, 8:00 p.m. EST - Mercury 1.1 degrees north of the Moon; occultation: most of Antarctica.
* Tue., Dec. 25, 7:00 p.m. EST - Jupiter 0.4 degree north of the Moon; occultation: central portion of South America, southern portion of Africa.