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Ad Astra Volume 26 Number 4

Ad Astra

The magazine of the
National Space Society

Volume 26, Number 4
Winter 2014

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Back Issue Index

Cover image: Artist’s portrayal of the IC 10 X-1 system; a black hole lies at the upper left and its companion star is on the right. © Aurore Simonnet/Sonoma State University/NASA.

Featured Articles:

14
A GRAVITATIONAL TANDEM STARSHIP:
THE FUTURE OF INTERSTELLAR TRAVEL

By Alexander Kazykin

20
MAKING HIS OWN PATH: RICHARD GARRIOTT'S
ENTREPRENEURIAL SPACE ODYSSEY
By Clifford R. McMurray

24
COMING HOME MAY BE THE HARDEST PART
The perils of re-entry
By Paul Contursi

28
WRAPPED IN DARKNESS AND SILENCE
Legal aspects of commercial spaceflight
By Lance Frazer

32
THE AFFORDABLE MISSION TO MARS
By Humboldt C. Mandell, Jr.

36
THE EASIEST PATH: MICHAEL GRIFFIN'S
STRATEGIC VISION FOR A SPACEFARING CIVILIZATION

By Clifford R. McMurray

40
SOFIA: THE TEACHER EXPERIENCE
By Lynne F. Zielinski

44
THE AGE OF IN-SPACE MANUFACTURING
By Michael P. Snyder

46
WEEKEND WORKSHOP REPORT:
LOW-COST STRATEGIES FOR LUNAR SETTLEMENT

By Bruce Pittman

Departments:

8
NSS ANNOUNCEMENTS
Congratulations NSS North Texas
By Ken Ruffin

9
LETTER FROM THE PUBLISHER
By Pat Silver

10
NSS CORRESPONDENCE
National Space Society Encourages Virgin Galactic to Press On

47
LETTER FROM THE EXECUTIVE COMMITTEE CHAIR
The Paradigm Is Changing
By Mark Hopkins

48
BOOKS
Marketing the Moon: The Selling of the Apollo Lunar Program, by David Meerman Scott and Richard Jurek
Reviewed by Jim Plaxco
To Orbit and Back Again: How the Space Shuttle Flew in Space, by David Sivolella
Reviewed by Marianne Dyson

50
CHAPTER LISTINGS

55
SIGNING OFF
Supernova

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