SEE THIS SKY EVENT EVEN IN CHICAGO.
Venus, the thin crescent Moon, and a little Mars form a tight bunch in the west-southwest during and after dusk as shown below. On February 20, they fit in a circle just 2 degrees across at the times of dusk with the Moon below. On February 21, they fit in a circle just 4 degrees across with the moon above at the time of dusk just like the picture below.
See more at Sky and Telescope Week at a Glance
