The sky on June 21, 1946 — as it really was
That day the Sun stood in Gemini — sign and constellation agree here.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 89.5° · sign Gemini · constellation Gemini
- ☽︎ Moon — 346.4° · sign Pisces · constellation Aquarius
- ☿︎ Mercury — 110.8° · sign Cancer · constellation Gemini
- ♀︎ Venus — 123.9° · sign Leo · constellation Cancer
- ♂︎ Mars — 150.6° · sign Virgo · constellation Leo
- ♃︎ Jupiter — 197.5° · sign Libra · constellation Virgo
- ♄︎ Saturn — 114.6° · sign Cancer · constellation Gemini
- ☽︎ Moon 61% 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]
last quarter, 61% lit; the Moon was 383,578 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
80.3 orbits of the Sun — 75,453 million km, that is 98,144 return trips to the Moon; 29,325 rotations of Earth; with the Sun — 582.7 billion km around the Galactic centre, 22.5 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 280 million km away; today it is 246 million km (closer by 1.1×).
astronomy-engine; checked against JPL Horizons for 2026-09-14 - When the sky repeats [EXACT]
Mars returns to that day’s point of its orbit on May 7, 2027; Jupiter — in 2029; a full moon exactly on this date — June 20, 2035
sidereal periods: Mars 686.98 d, Jupiter 11.862 yr - How far the sky has drifted since [EXACT]
The vernal point has shifted 4,032″ since that day; the real constellations now sit 23.1° away from the astrologers’ “signs”.
precession 50.29″/yr
Other dates
Computed from the date only; nothing about you is stored.