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Astrophysics Quotes

"Only two things are infinite, the universe and human stupidity, and I'm not sure about the former."

— Albert Einstein, Astrophysicist

"As far as the laws of mathematics refer to reality, they are not certain, and as far as they are certain, they do not refer to reality."

— Albert Einstein, Astrophysicist

"The release of atomic energy has not created a new problem. It has merely made more urgent the necessity of solving an existing one."

— Albert Einstein, Astrophysicist

Image of a Nuclear Explosion

"The unleashed power of the atom has changed everything save our modes of thinking and we thus drift toward unparalleled catastrophe."

— Albert Einstein, Astrophysicist

"Reality is merely an illusion, albeit a very persistent one."

— Albert Einstein, Astrophysicist

"Most of the fundamental ideas of science are essentially simple, and may, as a rule, be expressed in a language comprehensible to everyone."

— Albert Einstein, Astrophysicist

"Black holes are where God divided by zero."

— Albert Einstein, Astrophysicist

"Everybody is a genius. But if you judge a fish by its ability to climb a tree, it will live its whole life believing that it is stupid."

— Albert Einstein, Astrophysicist

NASA Artist Rendering of an Extrasolar Planet

"The process of scientific discovery is, in effect, a continual flight from wonder."

— Albert Einstein, Astrophysicist

"The difference between stupidity and genius is that genius has its limits."

— Albert Einstein, Astrophysicist

"Scientists willing to risk their reputations on higher dimensions soon found themselves ridiculed by the scientific community. Higher-dimensional space became the last refuge for mystics, cranks, and charlatans."

— Michio Kaku, Astrophysicist

"By 2100, our destiny is to become like the gods we once worshiped and feared. But our tools will not be magic wands and potions but the science of computers, nanotechnology, artificial intelligence, biotechnology, and most of all, the quantum theory."

— Michio Kaku, Astrophysicist

"Physicists are made of atoms. A physicist is an attempt by an atom to understand itself."

— Michio Kaku, Astrophysicist

NASA Artist Rendering of a Black Hole

"Some people seek meaning in life through personal gain, through personal relationship, or through personal experiences. However, it seems to me that being blessed with the intellect to divine the ultimate secrets of nature gives meaning enough to life."

— Michio Kaku, Astrophysicist

"We are not at the end but at the beginning of a new physics. But whatever we find, there will always be new horizons continually awaiting us."

— Michio Kaku, Astrophysicist

"It is often stated that of all the theories proposed in this century, the silliest is quantum theory. In fact, some say that the only thing that quantum theory has going for it is that it is unquestionably correct."

— Michio Kaku, Astrophysicist

"The strength and weakness of physicists is that we believe in what we can measure. And if we can't measure it, then we say it probably doesn't exist. And that closes us off to an enormous amount of phenomena that we may not be able to measure because they only happened once. For example, the Big Bang."

— Michio Kaku, Astrophysicist

"I look up at the night sky, and I know that, yes, we are part of this Universe, we are in this Universe, but perhaps more important than both of those facts is that the Universe is in us. When I reflect on that fact, I look up—many people feel small, because they’re small and the Universe is big, but I feel big, because my atoms came from those stars."

— Neil deGrasse Tyson, Astrophysicist

Hubble Telescope Image of a Galaxy

"The remarkable feature of physical laws is that they apply everywhere, whether or not you choose to believe in them. After the laws of physics, everything else is opinion."

— Neil deGrasse Tyson, Astrophysicist

"We are all connected; To each other, biologically. To the earth, chemically. To the rest of the universe atomically."

— Neil deGrasse Tyson, Astrophysicist

"If the Sun exploded, we wouldn’t know about it for 8 minutes and 20 seconds. Light and gravity take that long to reach us. Then we would vaporize."

— Neil deGrasse Tyson, Astrophysicist

"Not only are we in the universe, the universe is in us. I don’t know of any deeper spiritual feeling than what that brings upon me."

— Neil deGrasse Tyson, Astrophysicist

"I love the smell of the universe in the morning."

— Neil deGrasse Tyson, Astrophysicist