galaxy (exact matches only)
Every so often, as two white dwarfs collide, the galaxy is rocked by a supernova explosion.
These white dwarfs sweep up dark matter particles, which orbit the galaxy in an enormous diffuse halo.
An entire galaxy of these erstwhile stars has a total luminosity smaller than one ordinary hydrogen-burning star like the Sun.
A black hole with the mass of the Sun lasts for about 65 cosmological decades; a large black hole with the mass of a galaxy takes about 98 to 100 cosmological decades to evaporate.
Our solar system has now been reduced to being but one of perhaps billions of solar systems in the galaxy.
Stepping up to the next larger size scale, we find that our galaxy is not the only galaxy in the universe.
Furthermore, just as Copernicus showed that our planet has no special place within our solar system, modern cosmology has shown that our galaxy has no special place within the universe.
Earth is an ordinary planet orbiting a moderately bright star in an unexceptional galaxy located at a random position within the universe.
His face was flushed and his eyes in some other galaxy.
Ed's has bins of thunder eggs, which when cut open reveal a galaxy of crystals.
My next pick hails from a distant sonic galaxy, far removed from the sleek modern sound and high-octane playing of Ms. Argerich and company.
Each building a planet in configuration with the next, a galaxy of colors.
"I see a shiny asteroid in New York's current culinary galaxy.
Some aggregates of galaxies have enough mass to be bound together by gravitational forces, and these galaxy clusters can be considered as independent astrophysical objects in their own right.
More examples in news.google.com [galaxy]