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1
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Moon near Spica at 4h UT (45° from Sun, morning sky).
• Spica (Wikipedia)
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3
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Moon near Mars at 2h UT (18° from Sun, morning sky). Mag. 1.6.
• Mars (Wikipedia)
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4
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New Moon at 7:43 UT. Start of lunation 1224.
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4
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Moon at perigee (closest to Earth) at 10:12 UT (distance 356,794 km; angular size 33.5'). 2.5 hours after New Moon.
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6
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Moon at southernmost declination (−26.33°) at 3h UT.
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7
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Moon near Venus at 2h UT (evening sky). Mag. −4.7.
• Venus (Wikipedia)
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7
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Venus at its brightest at 16h UT. Mag. −4.7.
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8
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Moon near Saturn at 4h UT (evening sky). Mag. 0.7.
• Saturn (Wikipedia)
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9
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Moon near Jupiter at 10h UT (evening sky). Mag. −2.2.
• Jupiter (Wikipedia)
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10
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Moon shows maximum libration (10.4�) for the year at 7h UT.
• Libration (Wikipedia)
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11
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First Quarter Moon at 1:36 UT.
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14
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Geminid Meteor Shower peaks in a broad maximum centred at 7h UT. Produces bright, medium-speed meteors at its peak (up to 80 meteors/hour). Most reliable annual meteor shower. Easy to observe (radiant on sky map). Best after midnight. Some interference from moonlight.
• Meteor Shower Calendar (IMO)
• Geminids (NASA)
• Geminids of the North (APOD)
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15
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Moon near Uranus at 8h UT (evening sky). Mag. 5.7.
• Uranus (Wikipedia)
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16
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Moon near the Pleiades at 23h UT (evening sky).
• The Pleiades (Wikipedia)
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17
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Moon near Aldebaran at 17h UT (evening sky).
• Aldebaran (Wikipedia)
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18
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Moon at apogee (farthest from Earth) at 2h UT (distance 406,320 km; angular size 29.4').
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19
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Full Moon at 4:37 UT.
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19
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Moon near M35 star cluster at 15h UT (midnight sky).
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21
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Moon near Castor at 5h UT (morning sky).
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21
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Moon near Pollux at 10h UT (morning sky).
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21
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December solstice at 15:57 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)
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22
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Moon near Beehive cluster M44 at 13h UT (morning sky).
• Beehive Cluster (Wikipedia)
• M44: The Beehive Cluster (APOD)
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24
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Moon near Regulus at 9h UT (morning sky).
• Regulus (Wikipedia)
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27
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Last Quarter Moon at 2:25 UT.
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27
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Mars 4.5° N of Antares at 20h UT (26° from Sun, morning sky). Mags. 1.6 and 1.0. The red planet pairs up with its red 'rival'.
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28
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Moon near Spica at 13h UT (morning sky).
• Spica (Wikipedia)
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29
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Mercury 4.2° S of Venus at 6h UT (17° from Sun, evening sky). Mags. −0.7 and −4.4.
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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.
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