2021, January 8: Mercury Joins Jupiter and Saturn

2021: January 8: Jupiter and Saturn are low in the southwest after sunset. Jupiter is 2.0° to the upper left of Saturn. Mercury is 2.4° to the lower left of Saturn.

January 8, 2021:  Speedy planet Mercury joins Jupiter and Saturn low in the south-southwest after sunset.

by Jeffrey L. Hunt

Chicago, Illinois:  Sunrise, 7:18 a.m. CST; Sunset, 4:38 p.m. CST.  Check local sources for sunrise and sunset times for your location.

Find a clear horizon toward the southwestern sky.  Thirty minutes after sunset. locate bright Jupiter low in the sky through a binocular.  Saturn is dimmer and 2.0° to the lower right of Jupiter.  With a brightness between that of Jupiter and Saturn, find Mercury 2.4° to the lower left of Saturn.

This observation has a narrow window of time because Jupiter sets 75 minutes after sunset.  Mercury sets only 50 minutes after sunset.

Read more about the planets during January.

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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