2020-05-01_Astronomy
AUR PER LY N GEM CNC CMa MON ANT PYX CRT HYA SEX LEO LMi UMa TAU ERI FOR LEP PUP COL CAE Mercury Early evening Sun Path^ o f^ th ...
10° PEGASUS AQUARIUS CAPRICORNUS AQUILA SAGITTARIUS Altair Enif Fomalhaut Saturn Jupiter Mars Late May, 3:30 A.M. Looking southe ...
Path of VIRGO Thalia May 1 (^611) (^1621) 26 31 May 1^6 11 16 21 26 31 Path of Harmonia p f 1° 90 N E 30" Io Ganymede Jupiter Eu ...
44 ASTRONOMY • MAY 2020 The most observed emission nebula in the Northern Hemisphere is the famed Orion Nebula (M42), lying some ...
WWW.ASTRONOMY.COM 45 A glimpse behind the dusty veil of nebulae reveals the chemistry of the universe. BY DAVID J. EICHER AND BR ...
46 ASTRONOMY • MAY 2020 stars long ago. As the great astronomer Carl Sagan said, “The nitrogen in our DNA, the calcium in our te ...
WWW.ASTRONOMY.COM 47 ones. The process of fusion itself creates many more elements on the periodic table, up to iron and nickel. ...
48 ASTRONOMY • MAY 2020 attraction of gravity means that even though the universe is expanding, things that are near each other ...
WWW.ASTRONOMY.COM 49 observations of stars, planets, galaxies, and so on have demonstrated that chem- istry is uniform throughou ...
50 ASTRONOMY • MAY 2020 have on Earth. So, mineral specimens give us a window into faraway worlds that we will never see up clos ...
WWW.ASTRONOMY.COM 51 the solar system? In the Milky Way? In other galaxies?” We just don’t yet know. The numbers are staggering. ...
52 ASTRONOMY • MAY 2020 Schools and colleges throughout America regarded The Geography of the Heavens as a valuable tool for tea ...
ASTRONOMY.COM 53 Despite being relatively easy reads, the two publications carried impressive titles: The Geography of the Heave ...
54 ASTRONOMY • MAY 2020 Georgia, he married Ann Williams Watson, with whom he had five children. Upon returning to Connecticut, ...
ASTRONOMY.COM 55 added two pages containing 80 drawings of double stars, com- ets, clusters, and nebulae to the Atlas. Mattison ...
his month, we’ll visually thread our way through the extragalactic haystack that’s now prominent along the meridian. We’ll focus ...
NGC 2683, also known as the UFO Galaxy, is one of the sky’s best “needles,” running three times as long as it is wide. It lies i ...
58 ASTRONOMY • MAY 2020 W e begin with our first needle, NGC 2683, located within the borders of Lynx, but about 1° northwest of ...
WWW.ASTRONOMY.COM 59 H ere, we come to our first challenge: mag- nitude 11.5 NGC 3448. I call this object the Cigarillo Galaxy b ...
60 ASTRONOMY • MAY 2020 T he first target, NGC 4111, lies near the border between Canes Venatici and Ursa Major. This small but ...
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