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" The moon's a nice place to visit, but you wouldn't want to live there. "
John M. Grunsfeld
You
Moon
Live
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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. "
John M. Grunsfeld
Alone
Know
People
" The Hubble Space Telescope, which was designed for extreme servicing, you know, we can fix everything. And the James Webb Space Telescope, where we can fix nothing. It has to work the first time. And it's a very complicated telescope. "
John M. Grunsfeld
Time
Work
You
" InSight will get to the 'core' of the nature of the interior and structure of Mars, well below the observations we've been able to make from orbit or the surface. "
John M. Grunsfeld
Will
Structure
Interior
" To help enable the kind of science Hubble is performing makes my life worthwhile. "
John M. Grunsfeld
My Life
Life
Kind
" One of the things that happens in space is that there is a fluid shift. You get a lot of extra pressure, and it fills your sinuses, and the horseradish is a miracle worker for cleaning that out. "
John M. Grunsfeld
You
Cleaning
Miracle
" Getting a team of scientists on Mars could be transformative. "
John M. Grunsfeld
Transformative
Mars
Team
" 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. "
John M. Grunsfeld
Technology
Money
Hard
" I'm an incurable romantic. But I'm not an adrenaline junkie. "
John M. Grunsfeld
Incurable
Romantic
Adrenaline
" When people left on the Oregon Trail from St. Louis, they knew that only a fraction of them would make it to the West Coast. But they went anyway. "
John M. Grunsfeld
Only
West
Trail
" I kind of feel like I found my cause in life servicing the Hubble Space Telescope. "
John M. Grunsfeld
Like
Space
Kind
" I have had the privilege to be a member of many high-performance teams at NASA, both on and off the planet. "
John M. Grunsfeld
Privilege
NASA
Many
" A deep ocean under the icy crust of Ganymede opens up further exciting possibilities for life beyond Earth. "
John M. Grunsfeld
Life
Ocean
Possibilities
" I got lucky and got assigned to Hubble. "
John M. Grunsfeld
Hubble
Got
Assigned
" Life outside of Earth is probably going to be really hard to find. "
John M. Grunsfeld
Find
Earth
Going
" There are some things worthy of risking your life for. "
John M. Grunsfeld
Things
Some
Your
" 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
" 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. "
John M. Grunsfeld
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
" If I could live in space, I would definitely do that. "
John M. Grunsfeld
Space
Would
If I Could
" 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
" 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
" Going to Mars would make NASA great again. "
John M. Grunsfeld
Mars
Great
Going
" As a young boy growing up on the South Side of Chicago, I was inspired by the nascent space age. "
John M. Grunsfeld
Growing Up
Growing
Chicago
" Because of Hubble and other telescopes, we've now discovered that there are probably planets around every star, or virtually every star. There are solar systems around most stars. And the fact that we're here on a planet, Earth, means that it's likely there's lots of other Earths out there. "
John M. Grunsfeld
Star
Now
Solar
" Here on Earth, we're exposed to asteroids hitting the Earth, eventual changes in the Sun, changes in the Earth's climate, things we're doing to the Earth's climate. If we want to survive, we need to become a multi-planet species. That's further down the road, but the first wave is going to be the explorers. "
John M. Grunsfeld
Doing
Sun
Need
" Hubble showed us the marvel and majesty of stars being born. "
John M. Grunsfeld
Born
Hubble
Being
" Hubble has really opened our eyes to what the universe is made of, its structure, and has helped us learn how little we know about the universe. "
John M. Grunsfeld
Structure
Know
Eyes
" Hubble isn't just a satellite; it's about humanity's quest for knowledge. "
John M. Grunsfeld
Quest
About
Humanity
" Small bodies in our solar system, like comets and asteroids, help us understand how the solar system formed and provide opportunities to advance exploration. "
John M. Grunsfeld
Exploration
Help
Small
" 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. "
John M. Grunsfeld
Situation
Know
Sun