Life:  a cosmic imperative?
Pendleton
Y J
YJ
Planetary Systems Branch, NASA Ames Research Center, California, USA.
Farmer
J D
JD
D018534:Earth, Planet; D019418:Evolution, Chemical; D019419:Evolution, Planetary; D018559:Exobiology; D005118:Extraterrestrial Environment; D017752:Greenhouse Effect; D018535:Mars; D019110:Meteoroids; D000069497:Origin of Life; D018536:Venus; D018707:Volcanic Eruptions; D014867:Water
D014867:Water