December 1990

1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
14. 1 99%
15. 2 Full
16. 3 97%
17. 4 92%
18. 5 84%
19. 6 75%
20. 7 65%
21. 8 Last qtr
22. 9 44%
23. 10 34%
24. 11 25%
25. 12 17%
26. 13 11%
27. 14 6%
28. 15 2%
29. 16 New
30. 17 0%
31. 18 2%
32. 19 6%
33. 20 11%
34. 21 18%
35. 22 26%
36. 23 35%
37. 24 First qtr
38. 25 56%
39. 26 67%
40. 27 77%
41. 28 86%
42. 29 94%
43. 30 98%
44. 31 Full

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

Events in December 1990

1. Sat, Dec 15:22 PM

   Moon and Mars close together

   They pass 2.6° apart in the sky.

2. Sun, Dec 22:50 AM

   Full Moon Cold MoonSupermoon

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

3. Sun, Dec 2

   Perigee

   The Moon's closest point to Earth on this orbit: 356,500 km.

4. Thu, Dec 62:41 AM

   Mercury at greatest elongation

   21° from the Sun in the evening sky, its best showing after sunset.

5. Thu, Dec 69:50 AM

   Moon and Jupiter close together

   They pass 1.9° apart in the sky.

6. Sat, Dec 89:04 PM

   Last Quarter

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

7. Mon, Dec 105:38 AM

   Mercury and Uranus close together

   They pass 1.3° apart in the sky.

8. Sat, Dec 15

   Apogee

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

9. Sun, Dec 1611:22 PM

   New Moon

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

10. Tue, Dec 1812:40 AM

    Moon and Venus close together

    They pass 1.0° apart in the sky.

11. Tue, Dec 182:09 AM

    Mercury and Uranus close together

    They pass 0.6° apart in the sky.

12. Tue, Dec 183:33 AM

    Moon and Mercury close together

    They pass 2.1° apart in the sky.

13. Tue, Dec 183:38 AM

    Moon and Uranus close together

    They pass 1.4° apart in the sky.

14. Tue, Dec 181:08 PM

    Moon and Neptune close together

    They pass 2.1° apart in the sky.

15. Tue, Dec 181:36 PM

    Mercury, Moon, Neptune, Uranus, and Venus gathered

    All within 5.8° of each other in the sky.

16. Tue, Dec 187:00 PM

    Mercury and Venus close together

    They pass 1.5° apart in the sky.

17. Tue, Dec 1810:14 PM

    Mercury, Neptune, Uranus, and Venus gathered

    All within 5.3° of each other in the sky.

18. Wed, Dec 195:55 AM

    Venus and Uranus close together

    They pass 0.6° apart in the sky.

19. Wed, Dec 1910:31 AM

    Moon and Saturn close together

    They pass 0.2° apart in the sky.

20. Fri, Dec 2110:06 PM

    December solstice

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

21. Sun, Dec 231:51 AM

    Venus and Neptune close together

    They pass 1.8° apart in the sky.

22. Sun, Dec 233:23 AM

    Neptune, Uranus, and Venus gathered

    All within 4.7° of each other in the sky.

23. Mon, Dec 242:31 AM

    Mercury at inferior conjunction

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

24. Mon, Dec 2410:16 PM

    First Quarter

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

25. Fri, Dec 286:56 PM

    Moon and Mars close together

    They pass 2.3° apart in the sky.

26. Sun, Dec 30

    Perigee

    The Moon's closest point to Earth on this orbit: 357,700 km.

27. Mon, Dec 3110:51 AM

    Uranus behind the Sun

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

28. Mon, Dec 311:35 PM

    Full Moon Cold MoonBlue MoonSupermoon

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

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