The sky on February 21, 1991 — as it really was
That day the Sun stood in Aquarius, while the horoscope says "Pisces". The gap is 23.7° of precession.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 332.4° · sign Pisces · constellation Aquarius
- ☽︎ Moon — 56.4° · sign Taurus · constellation Taurus
- ☿︎ Mercury — 325.4° · sign Aquarius · constellation Capricornus
- ♀︎ Venus — 358.9° · sign Pisces · constellation Pisces
- ♂︎ Mars — 70.4° · sign Gemini · constellation Taurus
- ♃︎ Jupiter — 125.7° · sign Leo · constellation Cancer
- ♄︎ Saturn — 301.6° · sign Aquarius · constellation Capricornus
- ☽︎ Moon 45% 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]
first quarter, 45% lit; the Moon was 372,074 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
35.6 orbits of the Sun — 33,473 million km, that is 43,539 return trips to the Moon; 13,009 rotations of Earth; with the Sun — 258.5 billion km around the Galactic centre, 10 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 171 million km away; today it is 245 million km (farther by 1.4×).
astronomy-engine; checked against JPL Horizons for 2026-09-14 - Solar cycle [ESTIMATE]
That day fell in solar cycle 22, near maximum (45% through the cycle).
SILSO smoothed minima - When the sky repeats [EXACT]
Mars returns to that day’s point of its orbit on November 17, 2026; Jupiter — in 2038; a full moon exactly on this date — February 20, 2027
sidereal periods: Mars 686.98 d, Jupiter 11.862 yr - How far the sky has drifted since [EXACT]
The vernal point has shifted 1,764″ 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.