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, April 21: Morning Planets, Jupiter, Saturn, Capricornus

April 21, 2021: Jupiter and Saturn are the bright morning planets in the southeast before sunrise.  The stars are in front of the backdrop of Capricornus.  The constellation looks like an oversized boomerang or stealth fighter.



Categories: Astronomy, Sky Watching

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