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Big Quote by Alan Stern

“The big lesson of planetary science is when you do…” quote by Alan Stern — Download Open image

“The big lesson of planetary science is when you do a first reconnaissance of a new kind of object, you should expect the unexpected.”

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Big Expect the unexpected Kind New Science Unexpected

More by Alan Stern

Competition-driven innovation and price pressure that commercial practices foster can only make human spaceflight ever more common and U.S. leadership in this domain ever…

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Of course Pluto is a planet: It's massive enough to have its shape controlled by gravity rather than material strength, which is the hallmark…

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It used to be said that Pluto is a misfit. But now we know Earth is the misfit. This is the most populous class…

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The Kuiper belt region, which I call the third zone because it lies beyond the rocky terrestrial planets and beyond the giant planets, is…

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I think if you were between maybe 6 and 16, there was nothing like Apollo, and I wonder if there can be something like…

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If you put Earth out beyond Neptune, you wouldn't be able to call it a planet because it couldn't clear its zone.

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Why would you listen to an astronomer about a planet?

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When we first sent missions to Jupiter, no one expected to find moons that would have active volcanoes. And I could go down a…

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Pluto is still active four and a half billion years into its history. It was expected that small planets like Pluto would cool off…

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The Kuiper Belt is the largest mapped structure in our planetary system, three times as big as all the territory from the sun out…

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If two billion people wanted to watch a robot fly by Pluto, imagine what it will be like when the first humans step on…

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To keep everyone invested in your vision, you have to back up a little bit and really analyze who the different stakeholders are and…

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Explore all 102 Alan Stern quotes

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I'm a true believer in prayer, a big believer in prayer.

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My parents are divorced, and seeing that was really painful for me. Really painful for me. But that's also a big part of why…

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I always want to do a big finale.

Jennifer Yuh Nelson

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I turn a lot of stuff down - big, big movies, the kind I wouldn't want to go to the cinema to see.

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So I concentrated on the rhythmic side of things, and therefore left a lot of holes. I didn't want to use big pad chords…

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I think a big part of success in football is mental, not physical. How you are inside your head matters more.

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I was always attracted most to joining City, and I am pleased to be at such a good club with such a big ambition…

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