97 Quotes About Astrophysics

Oxygen deprivation and supplemental oxygen are both bio-hazards for Mauna Kea workers

From that day on, I began to think of people not as the masters of space and time but as participants in a great cosmic chain of being, with a direct genetic link across species both living and extinct, extending back nearly four billion years to the earliest single-celled organisms on Earth.

The origin of the universe is Oneself. In fact; the origin of everything is Oneself. Yes, including Life. Although the above is correct, it remains an abstraction of sorts. Why? Oneself is the origin of itself. There is only Oneself experiencing itself. The purpose? To escape aloneness, to have companionship. Yes, Love indeed. It's all about Love. Love is the greatest commandment, Oneself is essentially Love.

Movement is an abstraction for, after all, what moves? There is only Oneself. Oneself moving itself out of Love.

60,000 kilometres per second may be the practical (!) speed limit for space travel

There's a variation of the ever popular multiverse idea in which the multiple universes that comprise it are not separate universes entirely, but isolated, non-interacting pockets of space within one continuous fabric of space time - like multiple ships at sea, far enough away from one another so that their circular horizons do not intersect. As far as any one ship is concerned (without further data), it's the only ship on the ocean, yet they all share the same body of water.

Spheres are indeed fertile theoretical tools that help us gain insight into all manner of astrophysical problems. But one should not be a sphere-zealot. I am reminded of the half-serious joke about how to increase milk production on a farm: An expert in animal husbandry might say, "Consider the role of the cow's diet..." An engineer might say, "Consider the design of the milking machines..." But it's the astrophysicist who says, "Consider a spherical cow...

Filling out the entire electromagnetic spectrum, in order of low-energy and low-frequency to high-energy and high-frequency, we have: radio waves, micro waves, ROYGBIV, ultra violet, x rays, and gamma rays.

Since every piece of matter in the Universe is in some way affected by every other piece of matter in the Universe, it is in theory possible to extrapolate the whole of creation - every sun, every planet, their orbits, their composition and their economic and social history from, say, one small piece of fairy cake.