The sky on August 21, 1943 — as it really was
That day the Sun stood in Leo — sign and constellation agree here.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 147.6° · sign Leo · constellation Leo
- ☽︎ Moon — 43.6° · sign Taurus · constellation Aries
- ☿︎ Mercury — 173.7° · sign Virgo · constellation Virgo
- ♀︎ Venus — 169.9° · sign Virgo · constellation Leo
- ♂︎ Mars — 58.6° · sign Taurus · constellation Taurus
- ♃︎ Jupiter — 131.3° · sign Leo · constellation Cancer
- ♄︎ Saturn — 84.5° · sign Gemini · constellation Taurus
- ☽︎ Moon 62% 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, 62% lit; the Moon was 384,303 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
83.1 orbits of the Sun — 78,116 million km, that is 101,608 return trips to the Moon; 30,360 rotations of Earth; with the Sun — 603.3 billion km around the Galactic centre, 23.3 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 149 million km away; today it is 245 million km (farther by 1.6×).
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 April 10, 2028; Jupiter — in 2038; a full moon exactly on this date — August 21, 2032
sidereal periods: Mars 686.98 d, Jupiter 11.862 yr - How far the sky has drifted since [EXACT]
The vernal point has shifted 4,176″ 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.