Amount Quote by Andrea M. Ghez

We have this interesting problem with black holes. What is a black hole? It is a region of space where you have mass that's…

— Andrea M. Ghez

The key to proving that there's a black hole is showing that there's a tremendous amount of mass in a very small volume. And…

— Andrea M. Ghez

Astronomers are obsessed with building larger and larger telescopes. There are two promises that we make with bigger telescopes: that they can see fainter…

— Andrea M. Ghez

Fortunately, most things around the supermassive black hole are just going to go around it. They're going to orbit it. They don't actually get…

— Andrea M. Ghez

The Keck telescope, which is the largest in the world, had opened just before I began my faculty position at UCLA.

— Andrea M. Ghez

As an astronomer, I get to ignore the details of the things that we dont understand. Theres a lot of work that we can…

— Andrea M. Ghez

One of the key differences between galaxies with super massive black holes is whether or not the black holes are lit up, because they…

— Andrea M. Ghez

Gravity wins over all other known forces.

— Andrea M. Ghez

Black holes are very exotic objects. Technically, a black hole puts a huge amount of mass inside of zero volume. So our understanding of…

— Andrea M. Ghez

Any time things go to infinity in physics, we know we haven't gotten it right.

— Andrea M. Ghez

The star S0-2 orbits around Sgr A* every 16 years and will go through its closest approach in 2018. That's an opportunity to test…

— Andrea M. Ghez

One of the big mysteries about the black hole at the center of the galaxy is, 'Why don't we see emission from matter falling…

— Andrea M. Ghez