The sky on June 13, 1989 — as it really was
That day the Sun stood in Taurus, while the horoscope says "Gemini". The gap is 23.7° of precession.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 82.4° · sign Gemini · constellation Taurus
- ☽︎ Moon — 196.5° · sign Libra · constellation Virgo
- ☿︎ Mercury — 60.6° · sign Gemini · constellation Taurus
- ♀︎ Venus — 100.7° · sign Cancer · constellation Gemini
- ♂︎ Mars — 118.1° · sign Cancer · constellation Cancer
- ♃︎ Jupiter — 79.5° · sign Gemini · constellation Taurus
- ♄︎ Saturn — 282.0° · sign Capricorn · constellation Sagittarius
- ☽︎ Moon 70% 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, 70% lit; the Moon was 404,354 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
37.3 orbits of the Sun — 35,063 million km, that is 45,607 return trips to the Moon; 13,627 rotations of Earth; with the Sun — 270.8 billion km around the Galactic centre, 10.5 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 355 million km away; today it is 245 million km (closer by 1.4×).
astronomy-engine; checked against JPL Horizons for 2026-09-14 - Solar cycle [ESTIMATE]
That day fell in solar cycle 22, on the rise to maximum (28% through the cycle).
SILSO smoothed minima - When the sky repeats [EXACT]
Mars returns to that day’s point of its orbit on January 25, 2027; Jupiter — in 2036; a full moon exactly on this date — June 12, 2033
sidereal periods: Mars 686.98 d, Jupiter 11.862 yr - How far the sky has drifted since [EXACT]
The vernal point has shifted 1,872″ since that day; the real constellations now sit 23.7° away from the astrologers’ “signs”.
precession 50.29″/yr
Other dates
Computed from the date only; nothing about you is stored.