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    Articles > December 2017
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50 Things to see with a Small Telescope
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  Sky Calendar -- December 2017
2 Moon near the Pleiades (evening sky) at 22h UT.
3 Moon near Aldebaran (midnight sky) at 13h UT. Occultation visible from northeast Asia, Alaska, northwest Canada.
3 Full Moon at 15:47 UT.
4 Moon at perigee (closest to Earth) at 8:59 UT (357,492 km; angular size 33.4').
7 Moon near Beehive cluster (morning sky) at 9h UT.
Beehive Cluster (Wikipedia)
M44: The Beehive Cluster (APOD)
8 Moon near Regulus (107° from Sun, morning sky) at 23h UT. Occultation visible from N Europe and N Asia.
Occultation of Regulus (IOTA)
10 Last Quarter Moon at 7:52 UT.
13 Mercury at inferior conjunction with the Sun at 2h UT. Mercury passes into the morning sky.
13 Moon near Spica (morning sky) at 2h UT.
13 Moon near Mars (morning sky) at 19h UT. Mag. 1.6.
14 Geminid Meteor Shower peaks at 6:30 UT. Produces bright, medium-speed meteors at its peak (up to 80 meteors/hour). Most reliable meteor shower. Easy to observe (radiant shown on sky map). Best seen after midnight.
Observing the Geminids (Gary Kronk)
Meteor Shower Calendar (IMO)
14 Moon near Jupiter (39° from Sun, morning sky) at 17h UT. Mag. −1.7.
18 New Moon at 6:30 UT. Start of lunation 1175.
Lunation Number (Wikipedia)
19 Moon at apogee (farthest from Earth) at 1h UT (distance 406,603 km; angular size 29.4').
21 December solstice at 16:28 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)
24 Mercury 8.1° NNE of Antares (23° from Sun, morning sky) at 1h UT. Mags 0.3 and 1.0.
26 First Quarter Moon at 9:19 UT.
30 Moon near the Pleiades (evening sky) at 9h UT.
31 Moon near Aldebaran (evening sky) at 1h UT. Occultation visible from east USA, east Canada, Greenland, northern Europe.
Occultation of Aldebaran (IOTA)
All times Universal Time (UT).
  • USA Eastern Standard Time = UT − 5 hours.
  • Australian Eastern Summer Time = UT + 11 hours
  • Singapore Standard Time = UT + 8 hours.

Clear skies till next month!

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