December 19, 20, and 21, 2021: The bright moon leading up to the winter solstice appears in the western sky before sunrise in front of Gemini.
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2021, November 22-24: Gemini Boots Moon
November 22-24, 2021: Before sunrise, the moon appears in front of Gemini’s stars. On November 22, the Twins seem to be kicking the moon as if it were a soccer ball. In the evening sky, brilliant Evening Star Venus, bright Jupiter, and Saturn are in the southern sky after sunset
2021, October 29: Venus, Greatest Elongation
October 29, 2021: Venus reaches its greatest elongation from the sun. It is in the evening sky with Jupiter and Saturn. The crescent moon and Mercury are in the eastern sky before sunrise.
2021, October 26-28: Morning Gemini Moon
October 26, 27, and 28, 2021: During the early morning hours, the bright gibbous moon appears in front of Gemini’s stars.
2021, September 3: AM Crescent, Twins, PM Planets
September 3, 2021: Before sunrise, the crescent moon is in the eastern sky near the Gemini Twins. Three bright planets shine during evening hours.
2021: August 1 – 6: Morning Moon, Bright Stars
August 1 – 6, 2021: The morning moon wanes toward its New moon phase in the eastern sky. It passes the bright stars that are prominent in the evening sky during the winter season in the northern hemisphere. The stars have been making their first appearances in the morning sky during summer. At this hour, Procyon and bright Sirius are the last stellar duo to appear.
2021, June 23-30: Evening Star Venus, Mars
June 23 – 30, 2021: Venus is quickly catching Mars in the western sky after sun. Venus passes the Red Planet next month.
2021, June 11 – 14, Crescent Moon, Evening Planets
June 11 – 14, 2021: After the solar eclipse, the crescent moon returns to the western sky after sunset appearing with Evening Star Venus on June 11. Each evening the crescent waxes and appears higher in the sky. The crescent is near Mars on June 13.
2021, May 31: Goodbye, Mercury!
May 31, 2021: The planet parade is cut to four bright participants as Mercury departs the evening sky after tonight’s final appearance. “Goodbye, Mercury!” until it appears in the morning sky during early summer. This morning the moon is near Saturn and Jupiter in the southeastern sky. Brilliant Evening Star Venus, dim Mercury, and Mars are in the evening sky.
2021, May 30: Evening Star Venus, Mercury, Mars
May 30, 2021: Brilliant Evening Star shines from low in the west-northwest after sunset. Through a binocular locate Mercury, 2.5° to the lower right of Venus. Mercury is quickly departing the evening sky. Mars is higher in the sky, 5.3° to the lower left of Pollux.