The Sky on a Date

Where Were the Planets on December 20, 1977?

Quick Answer

On December 20, 1977, the Sun was in Sagittarius (28°29' at noon UTC), the Moon moved from Aries into Taurus, and the Moon phase was Waxing Gibbous (79% illuminated). Mercury, Mars, Jupiter and Saturn were retrograde.

Mercury opposed Jupiter while Mercury was retrograde. Too many ideas and too little detail. Promises outrun the facts. Mercury trined Saturn while Mercury was retrograde.

Planetary Positions at Noon UTC

Signs and degrees at 12:00 UTC on December 20, 1977. The Moon moves about 13 degrees a day, from 27°30' Aries at midnight UTC to 9°37' Taurus at the end of the day.

Planetary positions on December 20, 1977
Body	Position	Motion	In Sign Since	Next Sign Change
Sun	28°29'57" Sagittarius	Direct	Nov 22, 1977	Dec 21, 1977 into Capricorn
Moon	3°35'46" Taurus	Direct	Dec 20, 1977	Dec 22, 1977 into Gemini
Mercury	1°05'53" Capricorn	Retrograde	Dec 1, 1977	Dec 21, 1977 into Sagittarius
Venus	20°39'39" Sagittarius	Direct	Dec 4, 1977	Dec 27, 1977 into Capricorn
Mars	11°09'36" Leo	Retrograde	Oct 26, 1977	Jan 26, 1978 into Cancer
Jupiter	1°24'55" Cancer	Retrograde	Aug 20, 1977	Dec 30, 1977 into Gemini
Saturn	0°28'22" Virgo	Retrograde	Nov 17, 1977	Jan 5, 1978 into Leo
Uranus	14°46'51" Scorpio	Direct	Sep 8, 1975	Feb 17, 1981 into Sagittarius
Neptune	16°19'17" Sagittarius	Direct	Nov 6, 1970	Jan 19, 1984 into Capricorn
Pluto	16°26'18" Libra	Direct	Jul 30, 1972	Nov 5, 1983 into Scorpio
North Node	11°09'49" Libra	Direct	Dec 29, 1976	Jul 19, 1978 into Virgo

Sky Events on December 20, 1977

The Moon phase is Waxing Gibbous, 79% illuminated at noon UTC.

Date	Event	Detail
Dec 20, 04:53 UTC	The Moon enters Taurus	Leaves Aries
Dec 20, 05:41 UTC	Mercury opposite Jupiter	Too many ideas and too little detail. Promises outrun the facts.
Dec 20, 23:10 UTC	Mercury trine Saturn	Careful, practical thinking. Plans made now tend to hold.

Born on December 20, 1977?

The Sun, Venus and Neptune were all in Sagittarius, so everyone born that day is a Sagittarius several times over.

Planet signs are only part of the picture. Your rising sign changes about every two hours and the Moon moves half a degree an hour, so your exact birth time and place decide your houses, angles and Moon degree.

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