A good planet is hard to find
Lucianne Walkowicz,
Special to CNN
August 21, 2011 10:14 a.m. EDT
Finding planets around other stars
STORY HIGHLIGHTS
Lucianne Walkowicz: Astronomy answers many of our questions about the universe
She says the Kepler mission has enabled scientists to learn more about planets
The search is on for planets that are in the "habitable zone" and could support life, she says
Walkowicz: We should be wary of budget cuts that prevent us from learning more
link-
http://www.cnn.com/2011/OPINION/08/21/walkowicz.kepler.planets/index.html?hpt=hp_c2