John M. Grunsfeld Quotes
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As a young boy growing up on the South Side of Chicago, I was inspired by the nascent space age.
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Getting a team of scientists on Mars could be transformative.
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Sciences are being unified by the search for life in the universe.
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There is no stronger case for the motivational power of real science than the discoveries that come from the Hubble Space Telescope as it unravels the mysteries of the universe.
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To help enable the kind of science Hubble is performing makes my life worthwhile.
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The only reason Hubble works is because we have a space shuttle.
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I think that space exploration as a broad activity is the most important things that humans can do. I've always found it fascinating, interesting, compelling, and I have a drive to go out into space.
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There's no question that if we stay on planet Earth and never leave, that eventually we'll be wiped out.
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The truth is, every single rocket launch off of planet Earth is risky.
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Are we alone? Many, many people on planet Earth want to know. We are on the cusp of being able to answer that question... because of the investments we're making in space technology.
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I have had the privilege to be a member of many high-performance teams at NASA, both on and off the planet.
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I think it's really a sign of great American strength that we do invest the money we do in technology, in these hard projects, in NASA.
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I'm an incurable romantic. But I'm not an adrenaline junkie.
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I got lucky and got assigned to Hubble.
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The first thing to know about space food - it is the ambiance; it is the environment. It is not the food.
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If I could live in space, I would definitely do that.
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When I grew up as a kid, we didn't know there were any other planets outside of our own solar system. It was widely speculated that planet formation was an incredibly rare event and that it's possible that other planets just don't exist in our galaxy, and it's just this special situation where we happen to have planets around our sun.
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At the age of six, I declared that I wanted to be an astronaut. My mother thought that was just fine, as it would encourage me to learn science, and besides, there really was no chance I would ever actually become an astronaut.
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The James Webb Space Telescope was specifically designed to see the first stars and galaxies that were formed in the universe.
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A deep ocean under the icy crust of Ganymede opens up further exciting possibilities for life beyond Earth.
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Hubble showed us the marvel and majesty of stars being born.
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Asteroid detection, tracking, and defense of our planet is something that NASA, its interagency partners, and the global community take very seriously.
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We're being very careful that we don't send a spacecraft to Mars with the intention of detecting Martian life - and find out that we detected the Earth life that we took with us.
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There's a perspective that I've gained as an astronaut that I didn't get from my science activities. In my science activities, I learned by the seat of my pants. Spending 17 years as an astronaut, I learned the NASA formalism of systems engineering as if my life depended on it. Literally.