September 1975

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The world's best-selling astronomy magazine offers you the most exciting, visually stunning, and timely coverage of the heavens above. Each monthly issue includes expert science reporting, vivid color photography, complete sky coverage, spot-on observing tips, informative telescope reviews, and much more! All this in an easy-to-understand, user-friendly style that's perfect for astronomers at any level.

Features

Publisher's Memo

pg. 4

Baptism of Fire

By James E. Oberg

pg. 6

In Focus

pg. 16

The Quasar Dilemma

By Donald Goldsmith

pg. 18

Sky Almanac

Vesta Makes Closest Approach to Earth

pg. 28

Photography in Astronomy

Star Gallery '75

pg. 34

Astronomy Reviews

pg. 40

Gazer's Gazette

By Lauray D. Yule

Let's Look at the Sun ... Carefully

pg. 42

Equipment Atlas

Solar Observing - Build a Projection Screen

pg. 49

Stellar Frontiers

By Gerrit L. Verschuur

Cosmic Rays

pg. 52

Astro-News

pg. 57

Astro-Mart

pg. 61

September Star Dome

pg. 66

Close-Up on the Scutum/Sagittarius Region

pg. 69

Eyepiece Impressions

pg. 71

Planet Finder - September 1975

pg. 76

	Sun	Sun	Moon
RISE	—		—	PHASE	—
SET	—		—	DISK	—

	Mercury	Mercury	Venus	Venus
RISE	—		—
SET	—		—
		—		—

	Mars	Mars	Jupiter	Jupiter	Saturn	Saturn
RISE	—		—		—
SET	—		—		—
		—		—		—