12 quotes about planetary follow in order of popularity. Be sure to bookmark and share your favorites!

The New Horizons mission is going somewhere no mission has gone before. This is the frontier of planetary science.

Hal Weaver
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If our scientists are able to contribute to the explanation of the mysteries of planetary evolution, and the reasons for the great differences between Venus and Earth, I will feel my hopes were fulfilled.

Don Mccoy
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This is one of the youngest stars ever identified with a planetary companion.

Jian Ge
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I was so excited about it because I felt it was meaningful. I really do worry about our species in the next 100 years. This book taps into the planetary concerns I have.

Stuart Rawlings
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There is just no prospect of having an accident. We've been doing this kind of thing now for nearly 40 years and have lots of fly-bys of planetary bodies.

Bob Mitchell
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The field of planetary science is currently enjoying an intense period of readjustment and discovery.

Donald Yeomans
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Spirit has climbed to the hilltop and looked over the other side, but NASA did not do this just to say we can do it. The Mars rovers are addressing fundamental questions about Martian history and planetary environments.

Doug Mccuistion
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NASA just doesn't have enough money, and they are being asked to make some vary hard choices. It's necessary to honor our international commitments [to the space station], but its basically coming out of the planetary exploration budget.

Jim Crocker
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LRO, in all respects, is a unique and challenging planetary mission.

Jim Watzin
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We cannot cheat on DNA. We cannot get round photosynthesis. We cannot say I am not going to give a damn about phytoplankton. All these tiny mechanisms provide the preconditions of our planetary life.

Barbara Ward
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It's been a fabulous mission for planetary science, and it is hard to see it come to an end.

Claudia Alexander
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Now we're realizing that planetary systems are continually evolving. They change at a slower rate as they get older, but they continue to change.

Jack Lissauer
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