Volume 9, number 2
Comets: Mementos of Creation
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(Planetary Society members only)
10 Changing Views of Mars: Stephen Larson compares telescopic views of Mars from the last century to modern view of the Red Planet.
13 The Concept of Extraterrestrial Intelligence—An Emerging Cosmology? Steven Dick asks what place the idea of life beyond Earth holds in the history of science.
20 Lunar Polar Explorers: James D. Burke looks at the possibility of ice in permanently shadowed regions on our Moon.
3 Members' Dialogue SETI, exploring other planets, and TDRS.
18 World Watch Rethinking space policy.
22 Society Notes Mission to Planet Earth; stamp honoring the Very Large Array.
24 News & Reviews Research funding cuts.
26 Funding Planetary Science—A National Perspective Another view of the current situation.
28 Q&A How do such large storms form in Mars' relatively thin atmosphere?