The sky on May 28, 2019 — as it really was
That day the Sun stood in Taurus, while the horoscope says "Gemini". The gap is 24.1° of precession.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 66.9° · sign Gemini · constellation Taurus
- ☽︎ Moon — 356.7° · sign Pisces · constellation Aquarius
- ☿︎ Mercury — 75.3° · sign Gemini · constellation Taurus
- ♀︎ Venus — 45.9° · sign Taurus · constellation Aries
- ♂︎ Mars — 98.0° · sign Cancer · constellation Gemini
- ♃︎ Jupiter — 261.1° · sign Sagittarius · constellation Ophiuchus
- ♄︎ Saturn — 289.9° · sign Capricorn · constellation Sagittarius
- ☽︎ Moon 33% 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, 33% lit; the Moon was 401,747 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
7.4 orbits of the Sun — 6,914 million km, that is 8,993 return trips to the Moon; 2,687 rotations of Earth; with the Sun — 53.4 billion km around the Galactic centre, 2.1 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 360 million km away; today it is 244 million km (closer by 1.5×).
astronomy-engine; checked against JPL Horizons for 2026-09-14 - Solar cycle [ESTIMATE]
That day fell in solar cycle 24, on the decline (95% through the cycle).
SILSO smoothed minima - When the sky repeats [EXACT]
Mars returns to that day’s point of its orbit on December 5, 2026; Jupiter — in 2031; a full moon exactly on this date — May 27, 2029
sidereal periods: Mars 686.98 d, Jupiter 11.862 yr - How far the sky has drifted since [EXACT]
The vernal point has shifted 360″ since that day; the real constellations now sit 24.1° away from the astrologers’ “signs”.
precession 50.29″/yr - Picture of the day [EXACT]
NASA Astronomy Picture of the Day for this date: apod.nasa.gov/apod/ap190528.html
NASA APOD
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