Astronomy

This map unfolds the entire night sky from sunset (at right) until sunrise (at left). Arrows and colored dots show motions and l ...

1° c Path of Comet PANSTARRS 15 14 13 12 11 10 June 9 SAGITTARIUS M70 M54 N E Comet PANSTARRS (C/2016 M1) 15" June 8 ...

0.5° Path of Venus June 18 19 20 21 CANCER d b e a M44 N E 1° June 1 6 11 16 21 26 July 1 LEO a ¡ + c Path of Ceres ...

This behind-the-scenes tour of cool astro stuff in the Windy City includes Adler Planetarium’s priceless artifacts, incredible m ...

WWW.ASTRONOMY.COM 45 ADLER PLANETARIUM IS the oldest such institution in the United States, founded by Chicago businessman Max A ...

46 ASTRONOMY • JUNE 2018 The Murchison Meteorite is one of the favorites of the staff at the Field Museum. More than 200 pounds ...

WWW.ASTRONOMY.COM 47 WE WERE, OF COURSE, blown away by Adler’s incredible historical artifacts. When Michael and I finished, we ...

48 ASTRONOMY • JUNE 2018 THE NEXT DAY, Michael and I made our way to Fermilab in Batavia, Illinois, a suburb west of Chicago. Fo ...

With Astronomy magazine editors David J. Eicher and Michael E. Bakich Adler Planetarium • Field Museum • Fermilab • Yerkes Obser ...

AFTER A FULL MORNING expe- riencing Fermilab, we headed north, back into Wisconsin, winding our way through country highways. A ...

WWW.ASTRONOMY.COM 51 Dan Koehler (left), director of tours and special programs at Yerkes, chats with the author about the histo ...

Discover great galaxies^ in Spirals, ellipticals, and interacting galaxies make a rich habitat for springtime galaxy hunters. by ...

oma Berenices (Berenice’s Hair), that delicate web of starlight tickling Leo the Lion’s tail, harbors a f leet of galaxies strew ...

54 ASTRONOMY • JUNE 2018 telescope and look about 20' west for 11th-magnitude NGC 4251 — a 3'-long barred lenticular galaxy with ...

WWW.ASTRONOMY.COM 55 is a remarkable example of a spiral system. In images, it looks like a spinning saw blade whisking toward t ...

arm is also warped from a tidal interaction with 12th-magnitude NGC 4747, roughly 30' to its north- east. In images, NGC 4747 di ...

WWW.ASTRONOMY.COM 57 Umbrella Galaxy. While visible in even a 4-inch telescope, this object should excite CCD imagers because it ...

at Pic du Midi A view of Pic du Midi Observatory from a cable car. Being suspended hundreds of meters above mountain ravines on ...

WWW.ASTRONOMY.COM 59 Perched more than 9,400 feet above sea level, this French observatory offers some of the finest viewing on ...

60 ASTRONOMY • JUNE 2018 Such an opportunity arose in the sum- mer of 2017, when I joined a small group of advanced planetary ob ...