Galaxy
in sentence
301 examples of Galaxy in a sentence
And it was also inspired by this quote from Douglas Adams, and the situation is from "The Hitchhiker's Guide to the Galaxy."
A
galaxy.
Hey! There's another
galaxy.
There's another
galaxy.
But even though the black hole is dark from the outside, it's not dark on the inside, because all of the light from the
galaxy
can fall in behind us.
And even though, due to a relativistic effect known as time dilation, our clocks would seem to slow down relative to galactic time, it would look as though the evolution of the
galaxy
had been sped up and shot at us, right before we were crushed to death by the black hole.
We live in a galaxy, the Milky Way
Galaxy.
And if you look at a
galaxy
even farther away, it would be moving away faster.
If you look at the galaxy, it's moving away.
Occasionally, you will make a planet or a star or a
galaxy
or a hundred billion galaxies.
Even if you imagine that this room we are in now exists and is real and here we are, and we have, not only our memories, but our impression that outside there's something called Caltech and the United States and the Milky Way Galaxy, it's much easier for all those impressions to randomly fluctuate into your brain than for them actually to randomly fluctuate into Caltech, the United States and the
galaxy.
Even if you left our
galaxy
out, you would not get a hundred billion other galaxies.
And it actually ends up looking like a
galaxy.
They were really listening to the
galaxy
in high fidelity.
Another idea that really fascinated me as a child was that an entire
galaxy
could be contained within a single marble.
But in the great scheme of things, it's a pinprick, one of about 400 billion stars in the Milky Way galaxy, which you can see on a clear night as a pale white mist stretched across the sky.
And if you extrapolate that data, it looks like there could be half a trillion planets just in our own
galaxy.
Countless other planets in our
galaxy
should have formed earlier, and given life a chance to get underway billions, or certainly many millions of years earlier than happened on Earth.
In millions of years, an intelligent alien civilization could easily have spread out across the galaxy, perhaps creating giant energy-harvesting artifacts or fleets of colonizing spaceships or glorious works of art that fill the night sky.
Maybe a single, superintelligent civilization has indeed taken over the
galaxy
and has imposed strict radio silence because it's paranoid of any potential competitors.
Maybe we are the first such civilization in our
galaxy.
Only a tiny fraction of the stars in our
galaxy
have really been looked at closely for signs of interesting signals.
That, much as the gravitational pull of the Earth slows the ascent of an apple tossed upward, the gravitational pull of each
galaxy
on every other must be slowing the expansion of space.
But these are the things that we can put in this little
galaxy
here.
If we pull all the way back, we start seeing the entire
galaxy
here, kind of slowly in motion.
And when you bring it forward in time and start animating it, it's amazing what a
galaxy
would look like fast forwarded.
It's the
galaxy.
So in fact, this is a pretty accurate estimate of the number of planets in our galaxy, just in our galaxy, by the way, and I remind the non-astronomy majors among you that our
galaxy
is only one of 100 billion that we can see with our telescopes.
Well, even taking the pessimistic estimate, that it's one in a thousand, that means that there are at least a billion cousins of the Earth just in our own
galaxy.
When enough stars come out, they create a
galaxy.
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