The sky on June 28, 1939 — as it really was
That day the Sun stood in Gemini, while the horoscope says "Cancer". The gap is 23.0° of precession.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 95.9° · sign Cancer · constellation Gemini
- ☽︎ Moon — 239.1° · sign Scorpio · constellation Libra
- ☿︎ Mercury — 117.2° · sign Cancer · constellation Cancer
- ♀︎ Venus — 77.1° · sign Gemini · constellation Taurus
- ♂︎ Mars — 304.5° · sign Aquarius · constellation Capricornus
- ♃︎ Jupiter — 7.2° · sign Aries · constellation Cetus
- ♄︎ Saturn — 29.5° · sign Aries · constellation Pisces
- ☽︎ Moon 90% 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, 90% lit; the Moon was 389,480 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
87.3 orbits of the Sun — 82,017 million km, that is 106,682 return trips to the Moon; 31,876 rotations of Earth; with the Sun — 633.4 billion km around the Galactic centre, 24.5 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 67 million km away; today it is 244 million km (farther by 3.6×).
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 November 21, 2027; Jupiter — in 2034; a full moon exactly on this date — June 27, 2037
sidereal periods: Mars 686.98 d, Jupiter 11.862 yr - How far the sky has drifted since [EXACT]
The vernal point has shifted 4,392″ since that day; the real constellations now sit 23° away from the astrologers’ “signs”.
precession 50.29″/yr
Other dates
Computed from the date only; nothing about you is stored.