Across the universe Quote by Caleb Scharf

“In recent years, astronomers have discovered that not all stars shine. There are some stars of such tremendous density, instead of radiating outwards they…

— Tzvi Freeman

“Considering the energy balance, the reduction in size and the rise in temperature of the black hole form a feedback mechanism that ultimately must…

— Henning Genz

“It means that, against all popular expectations, the brightest sources of light in the universe are black holes.”

— John Magorrian

Now, our Sun will not collapse to a black hole. It's actually not massive enough.

— Janna Levin

Supermassive black hole.

— Muse

“Ed Lukowich professes, ‘If indeed Black Holes have amazingly built and are presently in control of our cosmos, then an awareness of how black…

— Ed Lukowich

Proof of the black hole is a tremendous amount of mass inside a very small volume. There's 4 million times the mass of our…

— Andrea M. Ghez

“Black holes collect problems faster than they collect matter.”

— Carl Sagan

“For instance, a black hole as light as a small asteroid would emit about as much radiation as a million-megaton hydrogen bomb, with radiation…

— Brian Greene

“We are the bright new stars born of a screaming black hole, the nascent suns burst from the darkness, from the grasping void of…

— Sean Wilsey

Researchers argue that it's of utmost importance to unravel the nature of black holes, lest we someday begin to worship them. Sounds ridiculous, but…

— Eric Chaisson

Only black holes of very low mass would emit a significant amount of radiation.

— Stephen Hawking