Ad Astra Volume 19 Number 4 – Winter 2007

Ad Astra Winter 2007

Ad Astra

The magazine of the National Space Society

Volume 19, Number 4 Winter 2007

Return to Back Issue Index
Featured Articles:

15
NASA’S DAWN MISSION:
OPENING UP ASTEROIDS TO SPACE SETTLEMENT?

Testing a new ion thruster in uncharted space may be the main mission, but observers see potential beyond just exploring the Asteroid Belt.
By Charles Q. Choi

17
MAKING ROOM
Turning the Internationsl Space Station from a three-person to six-person occupancy vehicle will be trickier than it looks.
By James Oberg

19
THE X PRIZE CUP:
A REPORT FROM THE FIELD OF DREAMERS
Despite a financial setback and a lack of a winner in the Lunar Lander Challenge, this year’s event showed that investors and innovators still believe in New Space.
By Leonard David

24
THE TOP 20 SPACE VISIONARIES

32
PUBLIC SPACE:
NEW ADVENTURES IN EXPLORATION

By Jeff Foust

42
2007 NSS MEMBERSHIP SURVEY
The results of this year’s survey.

Departments:

5
LETTER FROM
HEADQUARTERS
What Is Your Vision for Space?
By George Whitesides, NSS Executive Director

14
LAUNCH PAD
New National Space Society Philosophy Statement

22
OPINION
Barbara Morgan Achieves Her Mission:
A Personal Account by a Fellow Teacher
By Penny Lee Glackman

38
BOOK REVIEW
Von Braun: Dreamer of Space, Engineer of War
Reviewed by John F. Kross

39
COMMUNITY
Getting It Right! Cooperation on all levels makes a difference.
By Gary Barnhard, Chairman of the Executive Committee

40
SPOTLIGHT
National Space Society Chapters Activities Update

45
CHAPTER LISTINGS

48
SIGNING OFF
Columbia: Five Years On
The space shuttle disaster changed the way NASA used to do business.
By James Oberg

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