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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. "
John M. Grunsfeld
Privilege
NASA
Many
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" I thrive with high-performance challenges in front of me. "
John M. Grunsfeld
Front
Challenges
Thrive
" The Hubble Space Telescope is more than remarkable. It has answered just so many of those fundamental questions that people have been asking about the cosmos since people were able to ask questions. "
John M. Grunsfeld
More
Space
Questions
" The most striking thing to me about human space flight and my own personal experience is that I've seen dramatic changes on Earth. We humans are rapidly changing the planet. I've watched Amazonia as the rainforest has been cut down. That's something I've seen out the window. I'm very worried about that. "
John M. Grunsfeld
Me
Window
Space
" The truth is, every single rocket launch off of planet Earth is risky. "
John M. Grunsfeld
Launch
Earth
Rocket
" The surface of Mars is bathed in ultraviolet light, bathed in radiation. Mars's magnetic field is essentially gone, so the surface of Mars is essentially sterilized. "
John M. Grunsfeld
Radiation
Gone
Light
" The things I like to do involve a lot of mental focus, a combination of physical and mental challenge. That is what mountain climbing is. "
John M. Grunsfeld
Like
Mental
Challenge
" There are some things worthy of risking your life for. "
John M. Grunsfeld
Things
Some
Your
" Hubble showed us the marvel and majesty of stars being born. "
John M. Grunsfeld
Born
Hubble
Being
" Hubble uniquely has been able to look in the atmosphere of a planet orbiting a nearby star and figure out what's in that atmosphere. "
John M. Grunsfeld
Look
Out
Planet
" Going to Mars would make NASA great again. "
John M. Grunsfeld
Mars
Great
Going
" 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
" Science at NASA is all about exploring the endless frontier of the Earth and space. "
John M. Grunsfeld
Space
Earth
Exploring
" I'm an incurable romantic. But I'm not an adrenaline junkie. "
John M. Grunsfeld
Incurable
Romantic
Adrenaline
" 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. "
John M. Grunsfeld
Space
Pretty
Me
" The moon's a nice place to visit, but you wouldn't want to live there. "
John M. Grunsfeld
You
Moon
Live
" I can't imagine anywhere I'd rather be than outside the space shuttle in my space suit next to the Hubble Space Telescope. "
John M. Grunsfeld
Suit
Outside
Next
" 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
" 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
" All space exploration is risky. As an astronaut, I had to decide each and every time I went to space whether or not to risk my life for the mission. "
John M. Grunsfeld
Time
Life
Mission
" I kind of feel like I found my cause in life servicing the Hubble Space Telescope. "
John M. Grunsfeld
Like
Space
Kind
" I got lucky and got assigned to Hubble. "
John M. Grunsfeld
Hubble
Got
Assigned
" 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
" We need to move off the planet. And Mars is the next best place. "
John M. Grunsfeld
Need
Move
Mars
" 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. "
John M. Grunsfeld
Space
Always
Drive
" 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
" Here we were, the only seven humans in space, repairing a telescope whose only purpose is to enrich the minds of people on planet Earth and increase our understanding of the workings of the universe. I can think of no better peaceful use of space for all humankind. "
John M. Grunsfeld
Peaceful
Think
Space
" 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. "
John M. Grunsfeld
Mother
Chance
Age
" 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
" 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
" 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