Ad Astra The magazine of the National Space Society Back Issues This section under construction. Limited Ad Astra back issue content available online. See also L5 News back issues

2008

• Spring (Volume 20 Number 1) - Current Issue
  • Special Report on Space-Based Solar Power [PDF 1.5 MB]

2007

• Winter (Volume 19 Number 4)
• Fall (Volume 19 Number 3)
• Summer (Volume 19 Number 2)
• Spring (Volume 19 Number 1)
  • Moon Base: The Next Step in the Exploration of the Solar System
  • Zero G, Zero Tax: Enabling Private Space Enterprise Through Tax Incentives

2006

• Winter (Volume 18 Number 4)
  • Belgian Student Wins NSS-NASA Space Settlement Design Contest
• Fall (Volume 18 Number 3)
  • Reaching the "Tipping Point" for Space Tourism
• Summer (Volume 18 Number 2)
  • Mining Near-Earth Asteroids
• Spring (Volume 18 Number 1)
  • Making Sun Shades from Moon Dust: Solution for Climate Change

2005

• Winter (Volume 17 Number 4)
  • Luna Palooza! NASA's Blueprint for Returning to the Moon
• Fall (Volume 17 Number 3)
• Summer (Volume 17 Number 2)
• Spring (Volume 17 Number 1)
  • Special Report on China's Space Program

2004

• "Winter 2005" (Volume 16 Number 4)
  • Inside the Mars Rover Missions
• July-August-September (Volume 16 Number 3)
• April-May-June (Volume 16 Number 2)
  • Future Earth Prosperity Will Depend on Resources in Space
• January-February-March (Volume 16 Number 1)

2003

• September-October-November (Volume 15 Number 4)
  • Burt Rutan's Personal Space [PDF]
• June-July-August (Volume 15 Number 3)
  • The 2002 NSS Chapter Awards [PDF]
• March-April-May (Volume 15 Number 2)
  • The Columbia Investigation [PDF]
• January-February (Volume 15 Number 1)
  • Space Elevator: A 21st century solution for space transportation [PDF]

2002

• November-December (Volume 14 Number 6)
• September-October (Volume 14 Number 5)
  • Diversity and Today's NASA [PDF]
  • The Space Settlement Initiative
• July-August (Volume 14 Number 4)
  • The Future of Space Transportation [PDF]
• May-June (Volume 14 Number 3)
  • Mars on Earth [PDF]
• March-April (Volume 14 Number 2)
  • The Future of Rocket Science [PDF]
• January-February (Volume 14 Number 1)

2001

• November-December (Volume 13 Number 6)
  • When Terrorists Threatened Apollo [PDF]
• September-October (Volume 13 Number 5)
  • Controlled Environment Systems Research at the University of Guelph [PDF]
• July-August (Volume 13 Number 4)
  • International Space Cooperation: Economy as a Main Driver [PDF]
• May-June (Volume 13 Number 3)
• March-April (Volume 13 Number 2)
• January-February (Volume 13 Number 1)