2025 Event Calendar

This listing gives notable astronomical events in our solar system in 2025, including eclipses, meteor showers, periodic comets, phases of the moon, and conjunctions of the planets.

Also see list of space exploration missions and upcoming space launches.

margin DECEMBER 2024

Dec 1: New moon phase
Dec 7: Jupiter at opposition
Dec 13-14: Geminid meteor shower
Dec 15: Full moon phase (Cold moon)
Dec 21: December solstice (09:17 UTC)
Dec 21-22: Ursid meteor shower
Dec 25: Mercury at greatest western elongation
Dec 30: New moon phase


margin JANUARY 2025

Jan 3-4: Quadrantids meteor shower
Jan 10: Venus at greatest eastern elongation
Jan 13: Full moon phase (Old Moon)
Jan 13: C/2024 G3 (ATLAS) comet perihelion
Jan 16: Mars at opposition
Jan 29: New moon phase



margin FEBRUARY 2025

Feb 12: Full moon phase (Hunger Moon)
Feb 28: New moon phase


margin MARCH 2025

Mar 8: Mercury at greatest eastern elongation
Mar 14: Full moon phase (Crow Moon)
Mar 14: Total lunar eclipse NASA eclipse map
Mar 20: March equinox (08:58 UTC)
Mar 29: New moon phase
Mar 29: Partial solar eclipse NASA eclipse map


margin APRIL 2025

Apr 13: Full moon phase (Egg Moon)
Apr 21: Mercury at greatest western elongation
Apr 22-23: Lyrid meteor shower
Apr 27: New moon phase


margin MAY 2025

May 6-7: Eta Aquarid meteor shower
May 12: Full moon phase (Flower Moon)
May 27: New moon phase
May 31: Venus at greatest western elongation


margin JUNE 2025

Jun 11: Full moon phase (Strawberry Moon)

Jun 21: June solstice (02:40 UTC)
Jun 25: New moon phase

margin JULY 2025

Jul 4: Mercury at greatest eastern elongation
Jul 10: Full moon phase (Buck Moon)
Jul 24: New moon phase
Jul 28-29: Delta Aquarids meteor shower


margin AUGUST 2025

Aug 9: Full moon phase (Blue Moon)
Aug 12-13: Perseid meteor shower
Aug 19: Mercury at greatest western elongation
Aug 23: New moon phase


margin SEPTEMBER 2025

Sep 7: Full moon phase (Harvest Moon)
Sep 7: Total lunar eclipse NASA eclipse map
Sep 21: New moon phase
Sep 21: Partial solar eclipse NASA eclipse map
Sep 21: Saturn at opposition
Sep 22: September equinox (18:17 UTC)
Sep 23: Neptune at opposition


margin OCTOBER 2025

Oct 7: Full (super)moon phase (Hunters Moon)
Oct 7: Draconids meteor shower
Oct 21: New moon phase
Oct 21-22: Orionid meteor shower
Oct 29: Mercury at greatest eastern elongation


margin NOVEMBER 2025

Nov 4-5: Taurids meteor shower
Nov 5: Full (super)moon phase (Beaver Moon)
Nov 17-18: Leonid meteor shower
Nov 20: New moon phase
Nov 21: Uranus at opposition


margin DECEMBER 2025

Dec 4: Full (super)moon phase (Cold moon)
Dec 7: Mercury at greatest western elongation
Dec 13-14: Geminid meteor shower
Dec 20: New moon phase
Dec 21: December solstice (15:02 UTC)
Dec 21-22: Ursid meteor shower