December Moon & Planet data for 2016


The follwing table lists various solar system object events during December. A list of astronomical terms used in may be found after the table.

December 1 Moon southern most declination (-18.9 degrees)
December 2 Pluto 2.8 degrees south of the Moon
December 3 Venus 5.8 degrees south of the Moon
December 5 Mars 2.9 degrees south of the Moon
December 6 Neptune 0.7 degrees south of the Moon Occn
December 7 Moon first quarter
December 9 Uranus 2.9 degrees north of the Moon
December 10 Saturn at conjunction
December 10 Mercury greatest elong E(21)
December 12 Moon at perigee
December 13 Aldebaran 0.5 degrees south of the Moon Occn
December 14 Moon full
December 14 Moon northern most declination (18.9 degrees)
December 18 Regulus 1.0 degrees north of the Moon Occn
December 19 Mercury stationary
December 21 Moon last quarter
December 21 Solstice
December 22 Jupiter 2.3 degrees south of the Moon
December 23 Spica 5.8 degrees south of the Moon
December 25 Moon at apogee
December 27 Saturn 3.6 degrees south of the Moon
December 28 Mercury inferior conjunction
December 29 Moon southern most declination (-19.0 degrees)
December 29 Mercury 1.8 degrees south of the Moon
December 29 Moon new
December 29 Uranus stationary
December 30 Pluto 2.7 degrees south of the Moon
  • apogee: Furtherest point in the orbit of a body orbiting the Earth
  • conjunction: Two astronomical objects are 'lined up' (have the same right ascension) when viewed from Earth. If only one object is mentioned the Sun is generally the other object.
  • declination: 'Latitude' for celestial objects. The distance in degress above (north) or below (south) the celestial equator.
  • inferior conjunction: Conjunction where a solar system object is between the Earth and the Sun
  • perigee: Nearest point in the orbit of a body orbiting the Earth