Portal:Astronomy/Events/January 2015
| 3 January | Pluto at conjunction |
| 4 January, 06:36 | Earth at perihelion |
| 4 January, 04:53 | Full moon |
| 9 January | Comet Lovejoy at brightest |
| 9 January, 18:11 | Moon at apogee |
| 11 January, 07:39 | Mars southern solstice |
| 14 January, 20:30 | Mercury at greatest eastern elongation |
| 20 January, 13:14 | New moon |
| 21 January, 20:00 | Moon at perigee |
| 25 January, 11:52 | Moon occults Uranus |
| 30 January, 13:48 | Mercury at inferior conjunction |