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.

Chart Caption – 2021, June 11 – June 14: The moon is in the western sky near the evening planets.

by Jeffrey L. Hunt

After the annular solar eclipse on June 10, the waxing crescent moon appears in the western sky after sunset.  It moves past Evening Star Venus and then Mars.

Here’s what to look for:

Chart Caption – 2021, June 11, The crescent moon is to the lower right of Venus.

June 11:  Forty-five minutes after sunset, brilliant Venus is about 8° up in the west-northwest.  The crescent moon, 2% illuminated, is 2.8° to the lower right of Venus.

June 12: This evening the moon, 6% illuminated, is over 8° to the upper left of Venus and 4.5° to the lower left of Pollux.

Photo Caption – 2021, June 13: The crescent moon is above Mars.

June 13:  The crescent moon, 12% illuminated and 20° to the upper left of Venus, is 2.9° above Mars.

June 14:  The crescent moon is nearly 20% illuminated and 30° up in the west. The lunar slice is over 14° to the upper left of Mars.

2021, January 15, 2021: The thin waxing moon with earthshine, reflected sunlight from Earth’s features gently illuminates the lunar night.

Photographers can capture sunlight reflected from Earth’s oceans, land, and clouds that illuminates the night portion of the moon. This is known as earthshine. In the photo above, the moon was 9% illuminated.  The photo’s properties:  140mm, f/5.6, 5 seconds exposure, ISO-100.

Articles and Summaries

2021, July 7: Venus – Mars Countdown

July 7, 2021:  In five evenings, Venus passes Mars for the first conjunction in a triple conjunction that carries into 2022.  Look for them low in the west-northwest after sunset.

2021, July: Mercury’s Summer Morning Visibility

July 2021:  Elusive Mercury appears in the morning sky in the east-northeast during morning twilight.  The best mornings to see Mercury are July 7 and July 8, when the moon is nearby.

2021, July 6: Venus, Mars Final Approach

July 6, 2021:  In less than a week, brilliant Venus passes Mars in the west-northwestern sky after sunset.  This evening the two planets are 3.8° apart.  Venus is over 18° to the lower right of the star Regulus.

2021, July 1- 7, Morning Moon

July 1 – July 7, 2021, the waning crescent appears in the eastern sky.  Early in the viewing period, the moon is among the dim stars of Pisces.  As the week progresses, the moon wanes and moves farther eastward, appearing near Taurus.

2021, July 5: Earth at Aphelion

July 5, 2021:  Our planet Earth reaches its farthest point in its yearly trek around the sun.  Our seasons are not related to Earth’s distance from the sun.  Coincidentally, the moon is at its farthest point from Earth today.

Categories: Astronomy, Sky Watching

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