December 2017

1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
13. 1 94%
14. 2 98%
15. 3 Full
16. 4 98%
17. 5 94%
18. 6 87%
19. 7 78%
20. 8 67%
21. 9 57%
22. 10 Last qtr
23. 11 36%
24. 12 27%
25. 13 18%
26. 14 11%
27. 15 6%
28. 16 2%
29. 17 0%
30. 18 New
31. 19 2%
32. 20 5%
33. 21 10%
34. 22 17%
35. 23 24%
36. 24 33%
37. 25 43%
38. 26 First qtr
39. 27 64%
40. 28 74%
41. 29 84%
42. 30 91%
43. 31 97%

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

Events in December 2017

1. Sun, Dec 310:47 AM

   Full Moon Cold MoonSupermoon

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

2. Mon, Dec 4

   Perigee

   The Moon's closest point to Earth on this orbit: 357,500 km.

3. Wed, Dec 67:03 AM

   Mercury and Saturn close together

   They pass 1.3° apart in the sky.

4. Sun, Dec 102:52 AM

   Last Quarter

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

5. Tue, Dec 128:41 PM

   Mercury at inferior conjunction

   Passes between Earth and the Sun and is lost in its glare.

6. Wed, Dec 132:23 PM

   Moon and Mars close together

   They pass 3.9° apart in the sky.

7. Thu, Dec 1411:58 AM

   Moon and Jupiter close together

   They pass 4.1° apart in the sky.

8. Fri, Dec 159:08 AM

   Mercury and Venus close together

   They pass 2.2° apart in the sky.

9. Sun, Dec 173:57 AM

   Moon and Mercury close together

   They pass 1.7° apart in the sky.

10. Sun, Dec 176:45 AM

    Mercury, Moon, and Venus gathered

    All within 5.2° of each other in the sky.

11. Sun, Dec 171:34 PM

    Moon and Venus close together

    They pass 4.1° apart in the sky.

12. Mon, Dec 181:31 AM

    New Moon

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

13. Mon, Dec 188:10 AM

    Moon and Saturn close together

    They pass 2.8° apart in the sky.

14. Mon, Dec 18

    Apogee

    The Moon's farthest point from Earth on this orbit: 406,600 km.

15. Thu, Dec 2111:28 AM

    December solstice

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

16. Thu, Dec 214:11 PM

    Saturn behind the Sun

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

17. Sun, Dec 248:43 AM

    Moon and Neptune close together

    They pass 1.4° apart in the sky.

18. Mon, Dec 2512:55 PM

    Venus and Saturn close together

    They pass 1.1° apart in the sky.

19. Tue, Dec 264:20 AM

    First Quarter

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

20. Wed, Dec 273:56 PM

    Moon and Uranus close together

    They pass 4.3° apart in the sky.

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