On the Cover: Harrison Schmidt, now a U.S. Senator from New Mexico, investigated this giant boulder during the <i>Apollo 17</i> mission to the Moon. The <i>Apollo</i> astronauts returned over 360 kilograms of lunar geological samples to Earth. The "Moon rocks" are now housed in the Lunar Curatorial Facility in Houston, Texas.
4 Discovering an Asteroid: Eleanor F. Helin describes how she discovered the best known candidate for an asteroid rendezvous mission.
7 The Care and Feeding of Lunar Samples: The Lunar Curatorial Facility: Michael Drake takes us on a tour of the facility and the effects of recent budget cuts.
10 Harold Clayton Urey: 1983–1981: Carl Sagan celebrates the life of one of the founders of modern planetary science.
12 News & Reviews Venus, Antarctica, and extraterrestrial life.
13 Society News Events, lectures, and thank yous.
14 Washington Watch Future NASA missions and administration changes.