Another blast of winter storms is closing schools, snarling flights and putting millions of residents on alert across parts of the Deep South and south-central U.S.

Jan. 21 (morning): The Moon, just shy of last quarter, is 3½° to the lower left of Spica in Virgo. Jan. 23 (evening): Mars, in Gemini, is 2½° to the right of Pollux in the eastern sky.