December 2173

1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
11. 1 14%
12. 2 7%
13. 3 3%
14. 4 New
15. 5 1%
16. 6 3%
17. 7 9%
18. 8 17%
19. 9 26%
20. 10 37%
21. 11 First qtr
22. 12 59%
23. 13 70%
24. 14 79%
25. 15 87%
26. 16 93%
27. 17 97%
28. 18 100%
29. 19 Full
30. 20 98%
31. 21 94%
32. 22 89%
33. 23 83%
34. 24 75%
35. 25 66%
36. 26 57%
37. 27 Last qtr
38. 28 38%
39. 29 28%
40. 30 19%
41. 31 12%

• Moon phase
• Perigee or apogee
• Eclipse
• Planets
• Equinox or solstice

Events in December 2173

1. Fri, Dec 35:40 PM

   Moon and Venus close together

   They pass 4.1° apart in the sky.

2. Sat, Dec 410:57 PM

   New Moon

   The Moon passes between Earth and the Sun and cannot be seen. These are the darkest nights of the month.

3. Sun, Dec 57:50 PM

   Moon and Mercury close together

   They pass 3.0° apart in the sky.

4. Sun, Dec 510:12 PM

   Jupiter, Mercury, and Moon gathered

   All within 5.2° of each other in the sky.

5. Mon, Dec 610:21 PM

   Mercury and Jupiter close together

   They pass 2.3° apart in the sky.

6. Tue, Dec 7

   Perigee

   The Moon's closest point to Earth on this orbit: 365,700 km.

7. Thu, Dec 98:53 PM

   Moon and Neptune close together

   They pass 2.7° apart in the sky.

8. Fri, Dec 109:58 PM

   Moon and Uranus close together

   They pass 1.1° apart in the sky.

9. Sat, Dec 114:24 PM

   First Quarter

   Half of the disc is lit. The Moon is high at sunset and sets around midnight.

10. Sun, Dec 129:51 PM

    Moon and Saturn close together

    They pass 3.0° apart in the sky.

11. Sun, Dec 191:20 AM

    Full Moon Cold Moon

    The whole disc is lit. The Moon rises around sunset and stays up all night.

12. Tue, Dec 218:10 AM

    December solstice

    The shortest day in the northern hemisphere and the longest in the southern.

13. Wed, Dec 228:36 AM

    Jupiter behind the Sun

    On the far side of the Sun and lost in its glare.

14. Thu, Dec 23

    Apogee

    The Moon's farthest point from Earth on this orbit: 405,300 km.

15. Sun, Dec 2611:29 AM

    Venus at its brightest

    Shines at magnitude -4.9, as bright as it gets this time around.

16. Mon, Dec 2712:10 AM

    Mercury at greatest elongation

    20° from the Sun in the evening sky, its best showing after sunset.

17. Mon, Dec 275:48 AM

    Last Quarter

    Half of the disc is lit. The Moon rises around midnight and is up through the morning.

18. Wed, Dec 294:19 AM

    Moon and Mars close together

    They pass 4.0° apart in the sky.

Times are local to America/New York. Each Moon is drawn as it looks at midday.