| 7 May, 07:00 | Omega Cetids peak |
| 7 May, 12:00 | Eta Aquariids peak |
| 10 May, 00:26 | New moon and annular solar eclipse |
| 11 May, 21:12 | Mercury at superior conjunction, occulted by Sun |
| 13 May, 13:41 | Moon at apogee |
| 25 May, 04:10 | Full moon and penumbral lunar eclipse |
| 26 May, 01:50 | Moon at perigee |