Volume 10, number 1
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(Planetary Society members only)
4 Exploring Other Worlds and Protecting This One: The Connection: Carl Sagan explains why it's so important that we protect our planet.
8 Earth, the Living Planet: How Life Regulates the Atmosphere: James Kasting discusses life's extensive effects on our planet's atmosphere.
10 Earth in the Mind of Humankind: Richard Berendzen gives an historical account of how humans have viewed their place in the cosmos.
12 Earth as a Target for Planetary Research: William Hartmann reminds us that "planetary science" includes the study of our own planet.
16 Mission to Planet Earth: John Dutton details upcoming missions designed to study Earth.
20 Seeding Earth: Comets, Oceans and Life: Christopher Chyba investigates the hypothesis that comets may have seeded life on Earth.
3 Members' Dialogue Pluto, Mars rover missions, and Voyager's view of Earth and our Moon.
25 Society Notes Re-name a mission; search for exoplanets.
26 News & Reviews Phobos reports, meteorite mysteries, and early Earth impacts.
27 World Watch NASA's Human Exploration Initiative, and Europe's Mars Exploration Study Team.
28 Q&A What were the "flicker-flashes" seen by Apollo astronauts en route to the Moon?