A table listing some of the Astronomical Phenomena for May 2016:
Phenomena May
| 2 | Moon passes 2 degrees north of Neptune mag +7.9 (11 UT) |
|---|---|
| 5 | Moon passes 2 degrees south of Uranus mag +5.9 (3 UT) |
| 6 | Moon passes 3 degrees south of Venus mag -3.9 (4 UT) |
| 6 | Moon is at perigee 357,830 km or 222,345 miles from Earth (4:07 UT) |
| 6 | New Moon (19:30 UT) |
| 6 | Eta Aquariid meteor shower peaks ZHR = 55 |
| 8 | Moon passes 0.5 degrees north of Aldebaran mag +0.9, occultation is visible from South Europe, Russia, China and Japan (9 UT) |
| 9 | Mercury is at inferior conjunction (16 UT) |
| 9 | Tranist of Mercury (approx. 11:12 UT to 18:42 UT) |
| 9 | Jupiter mag -2.2 is stationary in Leo, afterwards resumes direct motion (23 UT) |
| 11 | Moon passes 11 degrees south of Pollux mag +1.1 (13 UT) |
| 13 | First quarter Moon (17:03 UT) |
| 14 | Moon passes 2 degrees south of Regulus mag +1.4 (8 UT) |
| 15 | Moon passes 2 degrees south of Jupiter mag -2.2 (10 UT) |
| 18 | Moon passes 5 degrees north of Spica mag +1.0 (15 UT) |
| 18 | Moon is at apogee 405,931 km or 252,234 miles from Earth (21:55 UT) |
| 19 | Mercury is at aphelion 0.467 AU (approx. 69.9 million kilometres or 43.4 million miles) from the Sun (17 UT) |
| 21 | Moon passes 6 degrees north of Mars mag -2.0 (20 UT) |
| 21 | Full Moon (21:15 UT) |
| 22 | Mars is at opposition 0.503 AU (approx. 75.3 million kms or 46.8 million miles) from Earth (11 UT) |
| 22 | Moon passes 10 degrees north of Antares mag +1.0 (12 UT) |
| 22 | Moon passes 3 degrees north of Saturn mag +0.1 (22 UT) |
| 25 | Vesta is in conjunction with the Sun (19 UT) |
| 29 | Asteroid (7) Iris mag +9.2 is at opposition in Ophiuchus |
| 29 | Last quarter Moon (12:13 UT) |
| 29 | Moon passes 1.4 degrees north of Neptune mag +7.9 (19 UT) |
| 30 | Mars closest approach to Earth 0.5032 AU (75.279 million kilometres or 46.776 million miles) (22 UT) |