Portal:Astronomy/Events/May 2016
| 6 May, 04:07 | Moon at perigee |
| 6 May, 19:30 | New moon |
| 7 May, 06:00 | Eta Aquariids peak |
| 9 May, 14:58 | Mercury at inferior conjunction, transit |
| 18 May, 21:56 | Moon at apogee |
| 21 May, 21:14 | Full moon |
| 22 May, 11:17 | Mars at opposition |