July 1977

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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

In Focus

pg. 4

The X-ray Universe

By Thomas Markert, Thomas L. Pencek

pg. 6

What is a Heao?

pg. 16

Photography in Astronomy

By David Healy

Astrophotography with Telephoto Lenses

pg. 26

Astronomy Reviews

pg. 32

Sky Almanac

Midsummer Mornings' Planets

pg. 34

Planet Finder - July 1977

pg. 36

Gazer's Gazette

By Frederick Pilcher, Jay Gunter

Tracking Asteroids

pg. 42

Stellar Frontiers

By Deborah Byrd, Joseph Patterson

What Makes Novae Blow Up?

pg. 50

Astro-Mart

pg. 58

Astro-News

pg. 63

Photography in Astronomy

Scutum Starcloud Pictorial

pg. 68

Publisher's Memo

pg. 70

July Star Dome

By James Mullaney, Henry J. Phillips

pg. 73

Close-Up on the Scorpius Region

pg. 73

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

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

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