2020, December 13: Old Moon and Venus

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2020, December 13: The thin crescent moon – that is only 2% illuminated – is low in the east-southeast. Brilliant Venus is 9.5° to the upper right of the moon.

December 13, 2020: The old crescent moon is low in the east-southeast before sunrise.  Venus looks on to the upper right of the moon.

by Jeffrey L. Hunt

Chicago, Illinois:  Sunrise, 7:10 a.m. CST; Sunset, 4:20 p.m. CST.  Check local sources for sunrise and sunset times for your location.

This morning, the old crescent moon is about 10° to the lower left of Venus.  The moon is very low in the sky. Find a clear horizon toward the southeast.  The moon is only about 4° in altitude. The chart above shows the scene about 45 minutes before sunrise.

Detailed Note: Forty-five minutes before sunrise, Venus is about 12° up in the southeast.  The razor-thin, crescent moon (28.3d, 2%) – only about 4° up in the east-southeast – is 9.5° to the lower left of Venus.

See our summary about Venus during December 2020 and the feature article  about Venus as a Morning Star.

Read more about the planets during December.

2021, January 21: Morning Stars, Evening Bright Moon

January 21, 2021: Several bright stars are in the morning sky. This morning look for Antares in the east-southeast. Mercury – near its greatest elongation – is in the west-southwest after sunset. Mars and the moon are near each other. Planet Uranus is near Mars.



Categories: Astronomy, Sky Watching

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