Calendar of Astronomical Events

Sunday	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday
	1	2 Pheonicid meteor shower 2025 Comet C/2025 T1 (ATLAS) passes perihelion	3 The Moon at aphelion	4 Close approach of the Moon and M45 Mercury at dichotomy The Moon at perigee Full Moon	5 Mercury at highest altitude in morning sky Lunar occultation of Beta Tauri	6 December φ-Cassiopeid meteor shower 2025
7 Puppid-Velid meteor shower 2025 Conjunction of the Moon and Jupiter Close approach of the Moon and Jupiter	8 Mercury at greatest elongation west Asteroid 16 Psyche at opposition	9 Monocerotid meteor shower 2025	10 Lunar occultation of Regulus Neptune ends retrograde motion	11 Moon at Last Quarter	12 σ-Hydrid meteor shower 2025 The Large Magellanic Cloud is well placed	13
14 Geminid meteor shower 2025	15 The Running Man cluster is well placed The Orion Nebula is well placed	16 Comae Berenicid meteor shower 2025	17 The Moon at apogee	18 Conjunction of the Moon and Mercury	19	20 December Leonis Minorid meteor shower 2025 New Moon The Moon at perihelion
21 December solstice	22 Ursid meteor shower 2025	23	24	25	26	27 Close approach of the Moon and Saturn Conjunction of the Moon and Saturn Moon at First Quarter
28 The cluster NGC 2232 is well placed	29 The Rosette Nebula is well placed	30	31 Close approach of the Moon and M45