|1||Mars 0.02° South of Neptune (59° from Sun, evening sky) at 7h UT. Mags. 0.9 and 7.9.|
|2||Moon near Venus (47° from Sun, evening sky) at 8h UT. Mag. -4.4.
• Crescent Moon and Venus (APOD)
|3||Moon near Mars (58° from Sun) at 7h UT. Mag. 0.9.|
|3||Quadrantid Meteor Shower peaks at 14h UT. Active between December 28 and January 12. Produces up to 120 meteors per hour. Radiant is in northern Boötes.
• Quadrantids (Wikipedia)
• The Quadrantids (Gary Kronk)
|4||Earth at Perihelion (closest to Sun) at 14h UT. The Sun- Earth distance is 0.983309 a.u. or 147.1 million kilometers.
• Sun at Aphelion and Perihelion (Anthony Ayiomamitis)
|5||First Quarter Moon at 19:47 UT.|
|8||Moon near the Pleiades (evening sky) at 22h UT.
• The Pleiades (Wikipedia)
|9||Moon very near Aldebaran (evening sky) at 12h UT. Occultation visible from Asia.
• Occultation of Aldebaran (IOTA)
|10||Moon at perigee (closest to Earth) at 5:56 UT (363,238 km; angular size 32.9′).|
|12||Full Moon at 11:34 UT.|
|12||Venus at greatest elongation east (47.2° from Sun, evening sky) at 13h UT. Mag. -4.4.|
|13||Moon near Beehive cluster (morning sky) at 13h UT.
• Beehive Cluster (Wikipedia)
• M44: The Beehive Cluster (APOD)
|15||Moon very near Regulus (morning sky) at 3h UT. Occultation visible from southern South America.
• Occultation of Regulus (IOTA)
|19||Moon near Jupiter (morning sky) at 7h UT. Mag. -2.1.|
|19||Moon near Spica (morning sky) at 10h UT.|
|19||Mercury at greatest elongation west (24° from Sun, morning sky) at 10h UT. Mag. -0.1.|
|19||Last Quarter Moon at 22:13 UT.|
|22||Moon at apogee (farthest from Earth) at 0h UT (distance 404,914 km; angular size 29.5′).|
|24||Moon near Saturn (54° from Sun, morning sky) at 11h UT. Mag. 0.5.|
|26||Moon near Mercury (23° from Sun, evening sky) at 0h UT. Mag. -0.2.|
|28||New Moon at 0:07 UT. Start of lunation 1164.
• Lunation Number (Wikipedia)
|31||Moon near Venus (45° from Sun, evening sky) at 17h UT. Mag. -4.6.|
|31||Moon, Venus and Mars within a 5.5° circle (evening sky) at 22h UT.|
|January 2017 Sky All times Universal Time (UT). USA Eastern Summer Time = UT – 4 hours.|