Hubble directly observes the disc around a black hole
“The level of detail involved is equivalent to being able to study individual grains of sand on the surface of the Moon while standing on Earth.”
“The level of detail involved is equivalent to being able to study individual grains of sand on the surface of the Moon while standing on Earth.”
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“A man’s power is in the half-light, in the half-seen movements of his hand and the unguessed-at expression of his face. It is the absence of facts...
I made some Valentine’s Day cards. There’s more here.