i. seçkin topluluk, samanyolu, gökada, yıldızlar geçidi, galaksi
A galaxy is a massive, gravitationally bound system that consists of stars and stellar remnants, an interstellar medium of gas and dust, and an important but poorly understood component tentatively dubbed dark matter.
According to the standard model billions of years ago some little quantum fluctuation, perhaps a slightly lower density of matter, maybe right where we're sitting right now, caused our galaxy to start collapsing around here. Seth Lloyd
It is clear that the nation that assumes stewardship of the Moon now will inherit stewardship of the galaxy in the coming millennium. I think the USA is ready for that challenge! Wilson Greatbatch
Perhaps two million years ago the creatures of a planet in some remote galaxy faced a musical crisis similar to that which we earthly composers face today. George Crumb
The New York Times' was enigmatic: 'Some unimaginable gravitational force is pulling our entire galaxy in the opposite direction.' End of article. If you stop and think about that, we are recreating ourselves. Dwight Schultz
Who are we? We find that we live on an insignificant planet of a humdrum star lost in a galaxy tucked away in some forgotten corner of a universe in which there are far more galaxies than people. Carl Sagan
