December 2025 Himmelsereignisse

Beobachterstandort:Beijing (39.904°, 116.407°)

Monatliche Himmelsereignisse

22 Himmelereignisse insgesamt, einschließlich 4 Mondphasen und 1 Planetenereignisse.

Tägliche Himmelsereignisse

Alle Zeiten in Ortszeit (Asia/Shanghai)

Group Datum Sonnenaufgang/-untergang Mondaufgang/-untergang Mondphase Himmelsereignisse

Planetary outlook

December 2025 mid-month observing conditions

Mercury

Excellent
Scheinbare Helligkeit: -0.5
Sternbild: Sagittarius
Angular diameter: 5.8"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rektaszension: 16h08m55s
Deklination: -19°25'18"

Venus

Excellent
Scheinbare Helligkeit: -3.9
Sternbild: Sagittarius
Angular diameter: 9.8"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

Rektaszension: 17h07m03s
Deklination: -22°42'56"

Mars

Excellent
Scheinbare Helligkeit: 1.2
Sternbild: Sagittarius
Angular diameter: 3.9"
Status: near western quadrature

Observation tip: Visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Rektaszension: 17h58m57s
Deklination: -24°12'43"

Jupiter

Excellent
Scheinbare Helligkeit: -2.6
Sternbild: Cancer
Angular diameter: 45.5"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its moons are easy to spot and it is excellent for telescope observing

Rektaszension: 07h41m01s
Deklination: +21°36'30"

Saturn

Excellent
Scheinbare Helligkeit: 1.0
Sternbild: Pisces
Angular diameter: 17.6"
Status: near western quadrature

Observation tip: Visible to the naked eye; Saturn’s rings require a telescope to see clearly

Rektaszension: 23h46m50s
Deklination: -03°57'01"

Uranus

Fair
Scheinbare Helligkeit: 5.6
Sternbild: Taurus
Angular diameter: 3.8"
Status: near western quadrature

Observation tip: Binoculars are recommended; Binoculars or a telescope are recommended

Rektaszension: 03h45m14s
Deklination: +19°37'41"

Neptune

Fair
Scheinbare Helligkeit: 7.7
Sternbild: Pisces
Angular diameter: 2.3"
Status: near western quadrature

Observation tip: A telescope is required; A telescope is required; Neptune appears blue-green

Rektaszension: 23h59m51s
Deklination: -01°28'47"

Moon

Excellent
Scheinbare Helligkeit: -12.7
Sternbild: Libra
Angular diameter: 11517.9"
Status: Moon illumination 21.6%

Observation tip: Moon illumination 21.6%; good for observing lunar surface detail

Rektaszension: 13h39m07s
Deklination: -14°07'16"