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" To help enable the kind of science Hubble is performing makes my life worthwhile. "
John M. Grunsfeld
My Life
Life
Kind
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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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Money
Hard
" If I could live in space, I would definitely do that. "
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Space
Would
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" It's pretty amazing to me that we have had a space shuttle program that's lasted for 30 years - for one space shuttle. That's quite an achievement. "
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" Once in a while, the universe lets you be free alone and in peace. "
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" Only by studying large numbers of people can we figure out, are astronauts dying at a higher rate of cancer, and what types of cancers, than other people? "
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People
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" Science at NASA is all about exploring the endless frontier of the Earth and space. "
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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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" I believe that the future of humans, and the future of Earth, depends on space exploration. That's not a French problem, or a problem for Alabama: it's a planet-wide problem. International cooperation is crucial. "
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Earth
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Future
" When I first went to Hubble, as an astronomer and as a scientist, it was a dream come true. And as an astronaut, the Hubble missions are premiere missions because Hubble is so important to science, so important to humanity, that it's just a very special event. But as an astronomer, it was sort of the holy grail of missions. "
John M. Grunsfeld
Humanity
Science
Dream
" The biggest honor is to be an astronaut. It's such a tremendous privilege to be able to represent humankind in our quest to explore space. "
John M. Grunsfeld
Quest
Space
Explore
" What we do at NASA is inspiring. It's reaching, it's visionary, and it inspires people on Earth to try hard things. "
John M. Grunsfeld
Try
People
Earth
" Sciences are being unified by the search for life in the universe. "
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Sciences
Universe
Search
" Life outside of Earth is probably going to be really hard to find. "
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Find
Earth
Going
" Getting a team of scientists on Mars could be transformative. "
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Transformative
Mars
Team
" 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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Privilege
NASA
Many
" Once we get beyond Mars, which formed from the same stuff as Earth, the likelihood that life is similar to what we find on this planet is very low. "
John M. Grunsfeld
Earth
Beyond
Find
" I don't particularly want to jump out of an airplane with a parachute if I don't have to. I don't want to go bungee jumping. I like adventure with a real purpose that I can buy into. "
John M. Grunsfeld
Purpose
Adventure
Jump
" Our journey in going beyond our home planet is a human endeavor, and in the greatest tradition of exploration, past, present, and future spacefarers will continue to be enduring catalysts for inspiration in our quest to unravel the mysteries of the universe. "
John M. Grunsfeld
Past
Home
Future
" The truth is, every single rocket launch off of planet Earth is risky. "
John M. Grunsfeld
Launch
Earth
Rocket
" I got lucky and got assigned to Hubble. "
John M. Grunsfeld
Hubble
Got
Assigned
" 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. "
John M. Grunsfeld
Perspective
Life
Science
" All indications are that three and a half billion years ago, Mars looked like Earth. It had lakes. It had rivers. It had river deltas. It had snow-capped peaks and puffy clouds and blue sky. Three and a half billion years ago, it was a happening place. The same time on Earth, that's when life started. So did life start on Mars? "
John M. Grunsfeld
Time
Sky
Clouds
" We don't know how many planets we're going to have to examine before we find life, and not finding it on 10 or 100 doesn't mean it's not there. This may be very tricky. "
John M. Grunsfeld
Find
Finding
Going
" Asteroid detection, tracking, and defense of our planet is something that NASA, its interagency partners, and the global community take very seriously. "
John M. Grunsfeld
Defense
Seriously
NASA
" There are some things worthy of risking your life for. "
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Things
Some
Your
" Science fiction has been an inspiration to generations of scientists and engineers, and the film series 'Star Wars' is no exception. "
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Science Fiction
Engineers
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" As soon as I could ride a bike... I was always riding over to the Museum of Science and Industry to explore. It's where I first began to develop a fascination with machines and scientific principles. "
John M. Grunsfeld
Ride
Bike
Museum
" The Martian atmosphere is very thin. It's like our atmosphere at 100,000 feet. "
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Atmosphere
Our
Feet
" I was not really scared on my spacewalks. We practice so much and need to stay so focused that it has a calming effect on me. I do a kind of visualization and meditation in the airlock prior to going outside, to guide my first activities once I get out in space. "
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Me
Meditation
Need
" Growing up in Highland Park, in high school, I had some very influential teachers: I had a math teacher who taught calculus that helped me learn to be in love with mathematics; I had a chemistry teacher who inspired us to work what was in the class and to go beyond. "
John M. Grunsfeld
Work
Teacher
Love