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The changing sky

The sky on 13 December 1900

Planetary positions in the tropical zodiac. These are shared sky conditions; a personal transit also depends on your birth chart.

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Positions at · Daily reference at noon UTC

Sun

Sagittarius

21°03′

The Sun placement provides the seasonal zodiac reference.

Moon

Virgo

16°10′

The Moon placement changes through the day. The time shown belongs to this snapshot.

The full snapshot

Where the planets are

Calculation methods ↗
Tropical planetary positions at 1900-12-13T12:00:00.000Z
BodySignDegreeMotion
SunSagittarius21°03′Direct
MoonVirgo16°10′Direct
MercurySagittarius1°05′Direct
VenusScorpio17°52′Direct
MarsVirgo7°24′Direct
JupiterSagittarius21°45′Direct
SaturnCapricorn5°31′Direct
UranusSagittarius13°12′Direct
NeptuneGemini28°02′Retrograde
PlutoGemini16°36′Retrograde

See Moon phases and the lunar calendar

What retrograde describes

A retrograde label means the planet's zodiac longitude is decreasing from Earth's viewpoint. It describes apparent motion, not a prediction about your day.

Explore retrograde planets, stations and shadows

Make the comparison personal

Your birth chart provides the natal placements used for a personal transit comparison. A sky snapshot alone cannot establish which contacts apply to you.

Compare with a birth chart

Calculation details

apparent geocentric ecliptic of date · tropical zodiac

Ephemeris: astronomy-engine 2.1.19. Computed 2026-11-04T00:35:03.274Z.

Positions use UTC. Your local calendar date can differ near midnight. An archived page uses noon UTC as a shared reference.