STARS OF THE
SOUTHERN SKIES

SOUTHERN HEMISPHERE

BY
M. A. ORR
(MRS. JOHN EVERSHED)

AUTHOR OF “AN EASY GUIDE TO SOUTHERN STARS”
AND “DANTE AND THE EARLY ASTRONOMERS”

“All experience is an arch wherethrough

We glimpse the untravelled world whose margin fades

Forever and forever.”

WITH ILLUSTRATIONS

LONGMANS, GREEN AND CO.
39 PATERNOSTER ROW, LONDON
FOURTH AVENUE & 30TH STREET, NEW YORK
BOMBAY, CALCUTTA, AND MADRAS 1915

TO
MISS MARY PROCTOR

CONTENTS

chap.		page
	THE GREEK LETTERS	[ x]
	INTRODUCTION	[xi]
I.	THE CONSTELLATIONS OF THE SOUTH: MODERN GROUPS	[ 1]
II.	THE CONSTELLATIONS OF THE SOUTH: ANCIENT GROUPS	[ 6]
III.	THE TEN BRIGHTEST STARS OF THE SOUTHERN HEMISPHERE	[15]
IV.	STARS OF DIFFERENT AGES	[23]
V.	SOME NEAR NEIGHBOURS	[32]
VI.	DOUBLE AND MULTIPLE STARS	[35]
VII.	THE ASTONISHING STAR, ETA ARGŪS	[40]
VIII.	MIRA, THE WONDERFUL STAR	[46]
IX.	ECLIPSING STARS	[51]
X.	SHORT-PERIOD VARIABLE STARS	[54]
XI.	IRREGULAR AND DOUBTFUL VARIABLES	[57]
XII.	STAR-CLUSTERS	[59]
XIII.	GLOBULAR STAR-CLUSTERS	[66]
XIV.	NEBULAE	[72]
XV.	OTHER TYPES OF NEBULAE	[80]
XVI.	THE CLOUDS OF MAGELLAN	[85]
XVII.	THE MILKY WAY	[88]

LIST OF ILLUSTRATIONS

	page
MAP OF THE SOUTHERN HEMISPHERE	[to face Title]
THE OLD CONSTELLATION FIGURES OF
THE SOUTHERN HEMISPHERE	[to face page 6]
THE ARCHER	[page 11]
From a Babylonian Boundary Stone now in the British Museum
THE STAR-CLUSTER, 47 TOUCANI	[to face page 68]
From Sir John Herschel’s drawing
THE MILKY WAY IN SCORPIO, LUPUS, AND ARA	[to face page 88]
Photographed at Hanover, Cape Colony, by Bailey and Schultz

STARS OF THESOUTHERN SKIES