12345
6 7 8 9 10 11 12
13 14 15 16 17 18 19
20 21 22 23 24 25 26
27 28 29 30
SUN. MON. TUES. WED. THURS. FRI. SAT.
SCORPIUS
VIRGO
LIBRA
SERPENS
CAUDA
OPHIUCHUS
LUPUS
SERPENSCAPUT
BOÖTES
COMABERENICES
CANES
VENATICI
CORONABOREALIS
URSA MAJOR
HERCULES
Antares M4
M6
7
M5
Arcturus
M51
Mizar
M13
NGC 6231
Saturn
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Open cluster
Globular cluster
Diffuse nebula
Planetary nebula
Galaxy
W
NW
SW
MAP SYMBOLS
Note: Moon phases in the calendar vary
in size due to the distance from Earth
SEPTEMBER 2015 and are shown at 0h Universal Time.
Calendar of events
1 The Moon passes 1.1° south of
Uranus, noon EDT
4 Mercury is at greatest eastern
elongation (27°), 6 A.M. EDT
5 The Moon passes 0.5° north of
Aldebaran, 2 A.M. EDT
Venus is stationary, 5 A.M. EDT
Last Quarter Moon
occurs at 5:54 A.M. EDT
Asteroid Metis is at opposition,
11 P.M. EDT
10 The Moon passes 3° north of
Venus, 2 A.M. EDT
The Moon passes 5° south of
Mars, 7 P.M. EDT
13 New Moon occurs at
2:41 A.M. EDT; partial
solar eclipse
14 The Moon is at apogee
(252,565 miles from Earth),
7:27 A.M. EDT
15 The Moon passes 5° north of
Mercury, 2 A.M. EDT
Asteroid Ceres is stationary,
2 P.M. EDT
17 Mercury is stationary,
9 A.M. EDT
18 The Moon passes 3° north of
Saturn, 11 P.M. EDT
21 First Quarter Moon
occurs at 4:59 A.M. EDT
23 Autumnal equinox occurs at
4:21 A.M. EDT
24 Mars passes 0.8° north of
Regulus, 1 P.M. EDT
Pluto is stationary, 3 P.M. EDT
26 The Moon passes 3° north of
Neptune, 6 A.M. EDT
Asteroid Juno is in conjunction
with the Sun, midnight EDT
27 The Moon is at perigee (221,753
miles from Earth), 9:46 P.M. EDT
Full Moon occurs at
10:50 P.M. EDT; total
lunar eclipse
28 The Moon passes 1.0° south of
Uranus, 9 P.M. EDT
Asteroid Vesta is at opposition,
11 P.M. EDT
30 Mercury is in inferior
conjunction, 11 A.M. EDT
SPECIAL OBSERVING DATE
21 Venus gleams at mag-
nitude –4.8 today, the
brightest it gets during
this morning apparition.
ILLUSTRATIONS BY
ASTRONOMY
: ROEN KELLY
BEGINNERS: WATCH A VIDEO ABOUT HOW TO READ A STAR CHART AT http://www.Astronomy.com/starchart.