May 2011

1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
8. 1 3%
9. 2 0%
10. 3 New
11. 4 2%
12. 5 5%
13. 6 11%
14. 7 18%
15. 8 27%
16. 9 37%
17. 10 First qtr
18. 11 59%
19. 12 70%
20. 13 80%
21. 14 89%
22. 15 95%
23. 16 99%
24. 17 Full
25. 18 98%
26. 19 94%
27. 20 87%
28. 21 79%
29. 22 70%
30. 23 61%
31. 24 Last qtr
32. 25 42%
33. 26 33%
34. 27 24%
35. 28 16%
36. 29 10%
37. 30 5%
38. 31 2%

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

Events in May 2011

1. Sun, May 112:26 AM

   Mars and Jupiter close together

   They pass 0.4° apart in the sky.

2. Sun, May 112:54 AM

   Jupiter, Mars, Mercury, and Moon gathered

   All within 7.6° of each other in the sky.

3. Sun, May 111:20 AM

   Jupiter, Mars, and Moon gathered

   All within 5.6° of each other in the sky.

4. Tue, May 32:51 AM

   New Moon

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

5. Sat, May 73:07 PM

   Mercury at greatest elongation

   27° from the Sun in the morning sky, its best showing before sunrise.

6. Mon, May 911:45 AM

   Mercury and Venus close together

   They pass 1.5° apart in the sky.

7. Tue, May 104:33 PM

   First Quarter

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

8. Wed, May 1110:42 AM

   Venus and Jupiter close together

   They pass 0.6° apart in the sky.

9. Wed, May 113:58 PM

   Mercury and Jupiter close together

   They pass 2.1° apart in the sky.

10. Thu, May 125:43 AM

    Jupiter, Mars, Mercury, and Venus gathered

    All within 5.9° of each other in the sky.

11. Sun, May 15

    Perigee

    The Moon's closest point to Earth on this orbit: 362,100 km.

12. Mon, May 165:30 AM

    Mercury and Venus close together

    They pass 1.4° apart in the sky.

13. Tue, May 177:09 AM

    Full Moon Flower Moon

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

14. Fri, May 209:19 PM

    Mercury and Mars close together

    They pass 2.1° apart in the sky.

15. Sat, May 214:15 AM

    Mars, Mercury, and Venus gathered

    All within 2.1° of each other in the sky.

16. Mon, May 234:25 AM

    Venus and Mars close together

    They pass 1.0° apart in the sky.

17. Tue, May 242:52 PM

    Last Quarter

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

18. Fri, May 27

    Apogee

    The Moon's farthest point from Earth on this orbit: 405,000 km.

19. Mon, May 301:43 PM

    Moon and Mars close together

    They pass 3.8° apart in the sky.

20. Mon, May 307:33 PM

    Mars, Moon, and Venus gathered

    All within 4.5° of each other in the sky.

21. Mon, May 309:23 PM

    Moon and Venus close together

    They pass 4.4° apart in the sky.

22. Tue, May 3112:54 AM

    Mercury, Moon, and Venus gathered

    All within 6.3° of each other in the sky.

23. Tue, May 3111:37 AM

    Moon and Mercury close together

    They pass 3.7° apart in the sky.

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