This Week’s Sky at a Glance, January 12 – 20

This Week’s Sky at a Glance, January 12 – 20

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Friday, January 12 • Sirius, the Dog Star, rises in the east-southeast around the end of twilight now, if you're near latitude 40° north (New York, Denver, Madrid, Athens). From such latitudes, Procyon — left of Sirius, by 2½ fists at arm's length — precedes it up; "Procyon" is from the ancient Greek for "before the dog." But if you're as far south as San Diego, the Gulf Coast, Jacksonville, […]

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