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Andrea M. Ghez Quotes


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Quotes by Andrea M. Ghez

Showing 1-10 of 20 Quotes by 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 onto the black hole, or, rather, the black hole eating up its surroundings?'

~Andrea M. Ghez

Topics: About Big Black Black Hole Center Eating Falling Galaxy Hole Matter Mysteries Onto Rather See Surroundings Up Why

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Gravity wins over all other known forces.

~Andrea M. Ghez

Topics: Forces Gravity Known Other Over Wins

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The atmosphere is great for people - it allows us to survive - but it's a real headache for astronomers.

~Andrea M. Ghez

Topics: Atmosphere Great Headache People Real Survive To Survive Us

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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 you can do that with the motions of stars. The way the star moves around the center of the galaxy is very much like the way the planets orbit the sun.

~Andrea M. Ghez

Topics: Amount Around Black Black Hole Center Galaxy Hole Key Like Mass Motions Moves Much Orbit Planets Proving Showing Small Star Stars Sun Tremendous Tremendous Amount Very Volume Way You

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One of the key differences between galaxies with super massive black holes is whether or not the black holes are lit up, because they are basically bingeing on a lot of material in its surroundings.

~Andrea M. Ghez

Topics: Basically Because Between Black Black Holes Differences Galaxies Holes Key Lit Lot Massive Material Super Surroundings Up Whether

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The question that I started off with was, I thought, very simple. It was just 'Is there a massive black hole at the center of the Milky Way?' But one of the things I love about science is that you always end up with new questions.

~Andrea M. Ghez

Topics: About Always Black Black Hole Center End Hole Just Love Massive Milky Way New Off One Of The Things Question Questions Science Simple Started Things Thought Up Very Way You I Love

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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 you can do that with the motions of stars.

~Andrea M. Ghez

Topics: Amount Black Black Hole Hole Key Mass Motions Proving Showing Small Stars Tremendous Tremendous Amount Very Volume You

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

~Andrea M. Ghez

Topics: Before Began Faculty Had Just Largest Opened Position Telescope Which World Ucla

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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 sucked in.

~Andrea M. Ghez

Topics: Actually Around Black Black Hole Fortunately Get Go Going Hole Just Most Orbit Sucked Things

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How do you observe something you can't see? This is the basic question of somebody who's interested in finding and studying black holes. Because black holes are objects whose pull of gravity is so intense that nothing can escape it, not even light, so you can't see it directly.

~Andrea M. Ghez

Topics: Basic Because Black Black Holes Directly Escape Even Finding Gravity Holes How Intense Interested Light Nothing Objects Observe Pull Question See Somebody Something Studying Whose You

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Biography

Nationality: American

Type: Scientist

Born: June 16th, 1965

Links

Find Andrea M. Ghez on Amazon

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