Commentary: The Value of Human Spaceflight By Russell Prechtl, George Whitesides published 28 September 07 A response from Ad Astra on the recent anti-ISS rant from researcher Weinberg.
Space Travelers Gather in Croatia for Historic Summit By George Whitesides published 30 August 07 An assembly discussed how small countries will shape the future of space.
Planetary Definition Showdown! As Debate Rages, One Astronomer Says 'It's All About the Atmosphere' By George Whitesides published 22 August 06
NASA Must Establish the Moon and Mars Astronaut Corps By George Whitesides, Gary Bernhard published 13 July 05