The sky on October 27, 2012 — as it really was
That day the Sun stood in Virgo, while the horoscope says "Scorpio". The gap is 24.0° of precession.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 214.5° · sign Scorpio · constellation Virgo
- ☽︎ Moon — 8.5° · sign Aries · constellation Pisces
- ☿︎ Mercury — 238.4° · sign Scorpio · constellation Libra
- ♀︎ Venus — 178.7° · sign Virgo · constellation Virgo
- ♂︎ Mars — 254.7° · sign Sagittarius · constellation Ophiuchus
- ♃︎ Jupiter — 75.5° · sign Gemini · constellation Taurus
- ♄︎ Saturn — 212.6° · sign Scorpio · constellation Virgo
- ☽︎ Moon 95% illuminated
astronomy-engine ephemerides (VSOP87/ELP), IAU 1930 constellation boundaries. Positions accurate to a fraction of a degree.
The day’s dossier, from real data
Checkable facts with a tag and a source; the classical reading is in the chart.
- The Moon that day [EXACT]
waxing gibbous, 95% lit; the Moon was 397,609 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
13.9 orbits of the Sun — 13,097 million km, that is 17,036 return trips to the Moon; 5,090 rotations of Earth; with the Sun — 101.2 billion km around the Galactic centre, 3.9 light-days.
29.78 km/s along the orbit; 230 km/s around the Galactic centre - Mars then and now [EXACT]
On that day Mars was 305 million km away; today it is 245 million km (closer by 1.2×).
astronomy-engine; checked against JPL Horizons for 2026-09-14 - Solar cycle [ESTIMATE]
That day fell in solar cycle 24, on the rise to maximum (36% through the cycle).
SILSO smoothed minima - When the sky repeats [EXACT]
Mars returns to that day’s point of its orbit on November 14, 2027; Jupiter — in 2036; a full moon exactly on this date — October 27, 2053
sidereal periods: Mars 686.98 d, Jupiter 11.862 yr - How far the sky has drifted since [EXACT]
The vernal point has shifted 684″ since that day; the real constellations now sit 24° away from the astrologers’ “signs”.
precession 50.29″/yr - Picture of the day [EXACT]
NASA Astronomy Picture of the Day for this date: apod.nasa.gov/apod/ap121027.html
NASA APOD
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