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    Articles > January 2020
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Guide to the Night Sky 2020
2020 Guide to the Night Sky

A monthly guide to the night sky in 2020 with star charts, sky calendar, planet data, moon phases, and meteor showers. Expanded for 2020.
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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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• Only $11.95 •

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  Sky Calendar -- January 2020
2 Moon at apogee (farthest from Earth) at 1h UT (distance 404,580 km; angular size 29.5').
3 First Quarter Moon at 4:46 UT.
4 Quadrantid Meteor Shower peaks at 8h UT. Active between December 28 and January 12. Produces up to 120 meteors per hour. Radiant in northern Boötes.
Quadrantids (Wikipedia)
Meteor Shower Calendar (IMO)
5 Earth at Perihelion (closest to Sun) at 8h UT. The Sun-Earth distance is 0.983244 a.u. or 147.1 million kilometers.
Sun at Aphelion and Perihelion (Anthony Ayiomamitis)
7 Moon near the Pleiades (evening sky) at 4h UT.
The Pleiades (Wikipedia)
7 Moon near Aldebaran (evening sky) at 21h UT.
Aldebaran (Wikipedia)
10 Mercury at superior conjunction with the Sun at 15h UT. The elusive planet passes into the evening sky.
10 Full Moon at 19:22 UT.
Full Moon Names (Wikipedia)
10 Penumbral Lunar Eclipse from 17:08 to 21:12 UT, mid-eclipse at 19:10 UT. Best seen near mid-eclipse. Visible worldwide except from most of North and South America.
NASA Lunar Eclipse Page (NASA)
Penumbral Lunar Eclipse of 2020 January 10 (PDF) (NASA)
10 Moon near Castor (morning sky) at 22h UT.
11 Moon near Pollux (morning sky) at 3h UT.
12 Moon near Beehive cluster M44 (morning sky) at 2h UT.
Beehive Cluster (Wikipedia)
M44: The Beehive Cluster (APOD)
13 Moon near Regulus (morning sky) at 15h UT.
Regulus (Wikipedia)
13 Moon at perigee (closest to Earth) at 20:23 UT (distance 365,958 km; angular size 32.7').
17 Moon near Spica (morning sky) at 9h UT.
Spica (Wikipedia)
17 Last Quarter Moon at 12:59 UT.
18 Mars 4.7° N of Antares (morning sky) at 9h UT. Mags. 1.5 and 1.0.
20 Moon near Antares (morning sky) at 18h UT.
Antares (Wikipedia)
20 Moon near Mars (morning sky) at 21h UT. Mag. 1.5.
Mars (Wikipedia)
23 Moon near Jupiter (21° from Sun, morning sky) at 3h UT. Mag. −1.9.
Jupiter (Wikipedia)
24 New Moon at 21:43 UT. Start of lunation 1201.
Lunation Number (Wikipedia)
27 Venus 0.07° SE of Neptune (40° from Sun, evening sky) at 21h UT. Neptune appears like a pale blue dot. Mags. −4.1 and 7.9.
28 Moon near Venus (40° from Sun, evening sky) at 11h UT. Mag. −4.1.
Venus (Wikipedia)
29 Moon at apogee (farthest from Earth) at 21h UT (distance 405,393 km; angular size 29.5').
All times Universal Time (UT).
  • US Eastern Standard Time = UT − 5 hours.
  • US Pacific Standard Time = UT − 8 hours.
  • Australian Eastern Summer Time = UT + 11 hours
  • Singapore Standard Time = UT + 8 hours.

Clear skies till next month!

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