2023: The moon is at its Full phase on September 29, named the Harvest Moon.  It occurs closest to the first day of autumn.

See the accompanying article 2023: Harvest Moon Effect

September 24, 2023: Venus, Jupiter, Mercury, and Saturn are visible during nighttime hours.  The gibbous moon approaches Saturn after sundown.

See the accompanying article 2023, September 23:  Equinox, Spot Planet Uranus with Binocular

September 22, 2023: Mercury is at its best morning view of the year.  After sundown, the moon appears above the Teapot’s spout.

September 21, 2023: Mercury is putting on its best morning display of the year in the eastern sky.  The nearly half-full moon is in front of Ophiuchus, above Scorpius.

See the accompanying article 2023, September 21: Mercury Near Greatest Elongation, Evening Ophiuchan Moon

September 20, 2023: Brilliant Venus is in the east before sunrise.  Mercury is nearing its earliest rising time before the sun.  The evening moon is with Scorpius.

September 19, 2023: Venus has a strangely-named geometrical configuration in the solar system today.  Find four bright planets overnight and the crescent moon after sunset.

September 18, 2023: Mercury climbs to its closest point to Venus before sunrise.  After sunset, the lunar crescent is in the west-southwest near the Scorpion’s claws.

September 17, 2023: The moon passes Spica after sunset.  Venus, Jupiter, and Saturn are in a lineup during early morning hours.

September 16, 2023: Venus, Jupiter, and Saturn lie along the arc of the solar system during early morning hours.  The crescent moon is visible with Mars after sunset.