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.
October 7, 2021: The lunar crescent returns to the evening sky for a short visit in the western sky after sunset. The bright planet pack – Venus, Jupiter, and Saturn – are visible during the early evening.
Mars is at its solar conjunction on October 7, 2021. It begins a slow return into the morning sky. By year’s end it appears low in the southeastern sky with the moon.
October 6, 2021: The moon is at its New moon phase today. This evening look for the three bright planets after sunset.
October 5, 2021: Before sunrise, a very thin moon is visible in the eastern sky. The evening planet pack – Evening Star Venus, Jupiter, and Saturn – are visible at the same time after sundown.
October 29, 2021: Today is the date for equal daylight and equal darkness for about 42° north latitude. This is not to be confused with the autumnal equinox.