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Ad Astra Volume 27 Number 4

Ad Astra

The magazine of the
National Space Society

Volume 27, Number 4
Winter 2015

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Back Issue Index

Cover image: This lunar mining base is close to the Moon’s north pole, with crew habitats at left, power storage batteries and propellant depot at rear, and a lunar ferry taking off in the distance. The site is surrounded by tall solar power arrays, with a rocket propellant production plant in the right foreground and a trencher operating in the left foreground.
IMAGE CREDIT: © ANNA NESTEROVA

Featured Articles:

12
NEW HORIZONS VISITS PLUTO
By Clifford R. McMurray

18
ISDC 2016:
SPACE BEYOND BORDERS: THE INSIDE SCOOP

By Luisa Fernanda Zambrano-Marin

22
BACK TO THE MOON:
GETTING THERE FASTER FOR LESS

By Charles Miller and Sarah Preston

28
’TIS NOT TOO LATE TO SEEK A NEWER WORLD:
Finding Planets Outside Our Solar System

By Lance Frazer

32
A BREAKTHROUGH IN ARTIFICIAL INTELLIGENCE AND EDUCATION HELPS STUDENTS REACH FOR THE STARS
By Lynne F. Zielinski, Fred J. Becker, and Alice M. Hoffman

36
TWEETING FROM SPACE
By Travis K. Kircher

38
HOW TO CHANGE A LIFE:
A Longstanding NSS Learning Program Inspires Young Minds to Seek Space-Focused Futures

By Mark Barthelemy

40
KIP THORNE, SCIENCE STAR, WEIGHS IN ON ISDC 2015
By Alla Malko, PhD

44
BECAUSE IT WOULD BE FANTASTIC
An Interview with Erik Wernquist, Space Animation Mastermind
By Mark Barthelemy

47
NSS CHAPTER DISCUSSIONS OF NEW HORIZONS SPARK PUBLIC INTEREST
By Claire Stephens McMurray

49
SPACE MINERAL RESOURCES
By Brad Blair

Departments:

7
LETTER FROM THE PUBLISHER
By Pat Silver

8
NSS CORRESPONDENCE
NewSpace 2015 Conference
By Alla Malko, PhD

10
NSS ANNOUNCEMENTS
ISDC 2015 Virtual Reality Blowout
By Al Anzaldua

48
LETTER FROM THE EXECUTIVE COMMITTEE CHAIR
Cost of Returning to the Moon Reduced by a Factor of Ten
By Mark Hopkins

50
BOOKS
Welcome to Mars, by Buzz Aldrin
Reviewed by Bart Leahy
Hubble’s Universe, by Terrence Dickinson
Reviewed by Claire S. McMurray

52
CHAPTER LISTINGS

55
SIGNING OFF
Preparing for the Journey Home

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