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 *** Primary Moon Phases: Primary 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
* Mon., Jan. 1, 9:24 p.m. EST / Jan. 2, 2:24 UTC - Primary Moon Phase: Full Moon (Wolf Moon).
Closest to Earth, and largest in appearance, Full Moon of 2018; a so-called "Super-Moon."
* Fri., Jan. 5, 3:00 a.m. EST / 8:00 UTC - Star Regulus 0.9 degree south of the Moon; occultation: Alaska, northern Canada, extreme eastern portion of Russia, Greenland, Iceland, Svalbard (Norway), most of Europe, northwestern portion of Africa.
* Thur., Jan. 11, 11:00 p.m. EST / Jan. 12, 4:00 UTC - Asteroid 4 Vesta 0.4 degree north of the Moon; occultation: southern Africa, Madagascar, Antarctica (France portion), southwestern portion of Australia, Tasmania.
* Sat., Jan. 27, 6:00 a.m. EST / 11:00 UTC - Star Aldebaran 0.7 degree south of the Moon; occultation: Alaska, northwestern portion of North America, Mongolia, most of China, most of Russia, most of India, central portion of Asia.
* Tue., Jan. 30, 5:00 a.m. EST / 10:00 UTC - Moon at perigee - Distance from Earth: 223,068 statute miles / 358,994 kilometers.
Large tides predicted along ocean coastlines, due to proximity to the time of a Full Moon, this month a so-called "Super-Moon."
* Wed., Jan. 31, 8:27 a.m. EST / 13:27 UTC - Primary Moon Phase: Full Moon -
"Blue Moon", second Full Moon in a calendar month.
Another so-called "Super-Moon."
* Wed., Jan. 31, 8:29:49.6 a.m. EST / 13:29:49.6 UTC - Time of greatest eclipse for
Total Eclipse of the Moon, visible over most of the Earth except most of South America, most of Africa, Western Europe, and Antarctica.
An Eclipse of the Moon / Lunar Eclipse is the type of eclipse completely safe to watch with telescopes, binoculars, and the naked-eyes.
* Fri., Feb. 9, 8:00 a.m. EST / 13:00 UTC - Asteroid 4 Vesta 0.9 degree north of the Moon; occultation: most of the Antarctic Continent, Chatham Island (island of New Zealand).
* Thur., Feb. 15, 3:51:24.3 p.m. EST / 20:51:24.3 UTC - Time of greatest eclipse for
A deep Partial Solar Eclipse visible in 2/3 of the Antarctic Continent, eastern portion of the Australian Continent, New Zealand, and much of the South American Continent:
Link 1 ***
NEVER look directly at a Solar Eclipse or Eclipse of the Sun unless you have the training and proper equipment to do so safely!
SOLAR ECLIPSE / ECLIPSE OF THE SUN: TIPS FOR SAFE VIEWING
* Thur., Feb. 15, 4:05 p.m. EST / 21:05 UTC - Primary Moon Phase: New Moon - Lunation # 1177.
* Fri., Feb. 23, 1:00 p.m. EST / 18:00 UTC - Star Aldebaran 0.7 degree south of the Moon; occultation: northeastern portion of North America, Greenland, Bermuda, majority of Europe, Svalbard (island of Norway), majority of Russia, Kazakhstan, western portion of Mongolia, northwestern portion of China.
* Thur., March 22, 7:00 p.m. EDT / 23:00 UTC - Star Aldebaran 0.9 degree south of the Moon; occultation: northwestern portion of North America, Greenland, Svalbard archipelago in the Arctic Ocean (Norway), United Kingdom, Ireland, majority of Scandinavia, northeastern portion of Russia.
* Wed., March 28, 10:00 a.m. EDT / 14:00 UTC - Star Regulus 1.0 degree south of the Moon; occultation: northwestern portion of North America, Aleutian Islands (Alaska), northern portion of Greenland, Svalbard archipelago in the Arctic Ocean (Norway), majority of Scandinavia, northern and eastern portions of Russia.
* Tue., April 24, 4:00 p.m. EDT / 20:00 UTC - Star Regulus 1.2 degree south of the Moon; occultation: central portion of Russia, northeastern tip of Kazakhstan.