 |  | Astronomy July 2000
Red Planet Renaissance - Active volcanoes and underground rivers of liquid water herald a revolutionary view of Earth's enigmatic neighbor
Captured by Aliens - Members of the Mars Society plan on--and dream of--making humans the alien species on the Red Planet
Just 6 numbers - A few simple numbers determine how our universe expands, whether stars and planets are able to form, and even if life can evolve.
Summer's Brightest Visitor - Comet LINEAR promises to be the hit of the summer observing season
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