Mercury at Greatest Western Elongation
Mercury reaches its widest apparent separation from the Sun and is best placed in the morning sky.
The astronomy calendar
Choose a date to see what’s happening. Event pages show your local viewing times and directions.
The month at a glance
Highlighted days have catalog events. Choose a day to jump to its details below. This calendar uses UTC dates.
| S | M | T | W | T | F | S |
|---|---|---|---|---|---|---|
| 28 | 29 | 30 | 31 | 1 | 2 | 3 |
| 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| 18 | 19 | 20 | 21 | 22 | 23 | 24 |
| 25 | 26 | 27 | 28 | 1 | 2 | 3 |
Mercury reaches its widest apparent separation from the Sun and is best placed in the morning sky.
Dark moonless skies make this a useful night for stargazing.
The Snow Moon occurs near perigee and appears somewhat larger and brighter than an average full moon.
Catalog refreshed . Dates and predictions come from the catalog used by Forecast Bar, with a source on every event.
Calendar day groupings use UTC. Event times adapt to your device’s time zone when JavaScript is available. Exact local visibility and weather can differ from the global catalog timing.
Take the sky with you
Open the astronomy calendar in Forecast Bar to explore events alongside your local weather and astronomy alert settings.
