The sky on May 21, 1960 — as it really was
That day the Sun stood in Taurus, while the horoscope says "Gemini". The gap is 23.3° of precession.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 60.4° · sign Gemini · constellation Taurus
- ☽︎ Moon — 14.9° · sign Aries · constellation Pisces
- ☿︎ Mercury — 65.2° · sign Gemini · constellation Taurus
- ♀︎ Venus — 51.7° · sign Taurus · constellation Aries
- ♂︎ Mars — 7.7° · sign Aries · constellation Cetus
- ♃︎ Jupiter — 272.1° · sign Capricorn · constellation Sagittarius
- ♄︎ Saturn — 288.0° · sign Capricorn · constellation Sagittarius
- ☽︎ Moon 15% 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]
waning crescent, 15% lit; the Moon was 392,195 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
66.4 orbits of the Sun — 62,375 million km, that is 81,132 return trips to the Moon; 24,242 rotations of Earth; with the Sun — 481.7 billion km around the Galactic centre, 18.6 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 260 million km away; today it is 246 million km (closer by 1.1×).
astronomy-engine; checked against JPL Horizons for 2026-09-14 - Solar cycle [ESTIMATE]
That day fell in solar cycle 19, near maximum (58% through the cycle).
SILSO smoothed minima - When the sky repeats [EXACT]
Mars returns to that day’s point of its orbit on February 5, 2028; Jupiter — in 2031.
sidereal periods: Mars 686.98 d, Jupiter 11.862 yr - How far the sky has drifted since [EXACT]
The vernal point has shifted 3,312″ since that day; the real constellations now sit 23.3° away from the astrologers’ “signs”.
precession 50.29″/yr
Other dates
Computed from the date only; nothing about you is stored.