Kepler-19b has a diameter of 18,000 miles, making it slightly more than twice the size of Earth.

They have a diameter of 15 miles, and there isn't one near enough to us to see with the naked eye.

Those were the larger asteroids with diameters of a hundred or more miles.

The second, 5,000 miles out, has a period of four hours and a diameter of three miles.

The holes had diameters of 15 to 25 miles.

The "22's" could best transmit and receive within a diameter of three to five miles.

The tiny new satellite, temporarily designated "P4", has an estimated diameter of 8 to 21 miles.

Several billion years ago, for instance, an asteroid with a diameter of about 70 miles was struck by one about half its size.

The planet, which had a diameter of only 3,100 miles, compared to Earth's 7,900, was virtually without an atmosphere.

They are extremely small, with diameters of 50 miles and less.