The Milky Way's Dark Heart
Within the
Milky Way's invisible heart lurks a black hole.
About the Map: It depicts the
sky from mid-northern latitudes at the following times: midnight July 1, 11
p.m. July 15, 10 p.m. July 31. What You Can See: Our galaxy’s dust appears most
prominent in the so-called Great Rift, which splits the Milky Way from Cygnus
(nearly overhead in summer) to Sagittarius. Summer is traditionally vacation
season, when city dwellers escape the hustle of daily life for some rest in the
country. For anyone experiencing a truly dark summer sky for the first ti...
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