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    Articles > December 2022
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Guide to the Night Sky 2023
2023 Guide to the Night Sky

A monthly guide to the night sky in 2023 with star charts, sky calendar, planet data, moon phases, and meteor showers.
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All sky watchers need a planisphere to quickly show the location of stars and constellations for any date and time. Note: Planispheres are designed for specific latitudes so be sure to select one for your latitude.

Guide to the Stars

(5th Edition, Jan. 2013)
A very large 16-inch diameter information-rich planisphere (plastic) for use anywhere between latitude 30° & 60° North. Also available in a Southern Hemisphere edition.
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The Night Sky Planisphere

A very popular 8-inch diameter, two-sided planisphere (plastic) designed to depict the night sky with less distortion than regular planispheres. Available for several latitudes, and in a smaller 5-inch edition.
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  Sky Calendar -- December 2022
1 Mars nearest to Earth at 2h UT. 81.45 million km.
2 Moon near Jupiter at 4h UT (evening sky). Mag. −2.6.
Jupiter (Wikipedia)
5 Moon near Uranus at 18h UT (evening sky). Mag. 5.7. Occultation visible from western Europe, the Middle East, and north Asia.
Occultation of Uranus (IOTA)
6 Moon near the Pleiades at 23h UT (evening sky).
The Pleiades (Wikipedia)
7 Moon near Aldebaran at 16h UT (midnight sky).
Aldebaran (Wikipedia)
8 Full Moon at 4:09 UT.
8 Moon near Mars at 5h UT (midnight sky). Mag. −1.9. Occultation visible from USA, Canada, Greenland and western Europe.
Mars (Wikipedia)
8 Mars at Opposition at 6h UT. Mag. −1.9.
9 Moon near M35 star cluster at 13h UT (morning sky).
Messier 35 (Wikipedia)
11 Moon near Castor at 2h UT (morning sky).
11 Moon near Pollux at 8h UT (morning sky).
12 Moon at apogee (farthest from Earth) at 0h UT (distance 405,869km; angular size 29.4').
12 Moon near Beehive cluster M44 at 12h UT (morning sky).
Beehive Cluster (Wikipedia)
M44: The Beehive Cluster (APOD)
13 Venus at southernmost declination (−24.2°) at 2h UT.
14 Moon near Regulus at 10h UT (morning sky).
Regulus (Wikipedia)
14 Geminid Meteor Shower peaks in a broad maximum centred at 13h UT. Produces bright, medium-speed meteors at its peak (up to 80 meteors/hour). Most reliable meteor shower. Moonlight will interfere once the Moon rises.
Meteor Shower Calendar (IMO)
Geminids (NASA)
Geminids of the North (APOD)
16 Last Quarter Moon at 8:58 UT.
18 Moon near Spica at 18h UT (morning sky).
Spica (Wikipedia)
21 Mercury at greatest elongation east at 15h UT (20° from Sun, evening sky). Mag. −0.5.
21 December solstice at 21:48 UT. The time when the Sun reaches the point farthest south of the celestial equator marking the start of winter in the Northern Hemisphere and summer in the Southern Hemisphere.
December Solstice (Wikipedia)
22 Moon near Antares at 1h UT (morning sky).
23 New Moon at 10:17 UT. Start of lunation 1237.
24 Moon at perigee (closest to Earth) at 8:34 UT (distance 358,270km; angular size 33.4').
24 Moon, Mercury and Venus within a circle of diameter 4.9° at 16h UT (about 18° from Sun, evening sky). Mags. −0.3 and −3.9.
26 Moon near Saturn at 19h UT (evening sky). Mag. 0.8.
Saturn (Wikipedia)
29 Mercury 1.4° N of Venus at 8h UT (evening sky). Mags. 0.4 and −3.9.
29 Moon near Jupiter at 13h UT (evening sky). Mag. −2.4.
Jupiter (Wikipedia)
30 First Quarter Moon at 1:21 UT.
All times Universal Time (UT).
  • US Eastern Standard Time = UT − 5 hours.
  • US Pacific Standard Time = UT − 8 hours.
  • Australian Eastern Daylight Time = UT + 11 hours
  • Singapore Standard Time = UT + 8 hours.

Clear skies till next month!

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