Moon

详细信息

关于 Moon

The Moon is Earth's only natural satellite and the fifth largest moon in the Solar System. It is about one-quarter the size of Earth and is the largest natural satellite relative to the size of its planet. The Moon's gravitational influence produces the ocean tides, body tides, and the slight lengthening of the day.

快速信息

  • Distance from Earth: ~384,400 km (238,855 miles)
  • Diameter: 3,474 km (2,159 miles) - about 1/4 of Earth's
  • Orbital period: 27.3 Earth days
  • Rotation period: 27.3 Earth days (tidally locked)
  • Surface gravity: 1.62 m/s² (1/6 of Earth's)
  • Age: ~4.5 billion years
  • Surface temperature: -173°C to 127°C (-279°F to 260°F)
  • Atmosphere: Extremely thin exosphere

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月球信息

位置: Beijing

已更新: 2026-07-13 06:58 CST
Group 属性 数值
Position Altitude 40.3°
Position Azimuth 85.4°
Position Right Ascension 05h58m54s
Position Declination +27°55'11"
Position Distance 359,224 km
Position Constellation Taurus
Appearance Angular Diameter 33.25′
Appearance Illumination 3.3%
Appearance Phase New Moon
Appearance Phase Angle 20.5°
Rise / Set Rises 04:10 local time
Rise / Set Sets 19:05 local time
Rise / Set Maximum Altitude 11:02 local time
Rise / Set Max Altitude Value 77.7°
Monthly Phases Last Quarter 2026-07-07 19:28 UTC
Monthly Phases New Moon 2026-07-14 09:43 UTC
Monthly Phases First Quarter 2026-07-21 11:05 UTC
Monthly Phases Full Moon 2026-07-29 14:35 UTC
Perigee / Apogee Perigee (2026-07-13 07:47) 359,103 km
Perigee / Apogee Apogee (2026-07-25 16:34) 405,575 km