Sentence examples for close approaches from inspiring English sources

Because of strong gravitational perturbations produced by their close approaches to Earth, however, the orbital elements of all Earth-approaching asteroids except the shallow Mars crossers change appreciably on timescales as short as years or decades.

Over the next four years, Cassini is to make 44 close approaches to Titan.

As Apophis shows, when there are close approaches it can be difficult to eliminate the possibility of a later hit".

The shorter orbital duration will give scientists more opportunities -- 44 are planned -- to make close approaches to Titan.

On Oct. 26, Cassini is to make its first of 45 close approaches to Titan and use radar to map its mysterious topography.

Because it can make close approaches to those two giant planets, the orbit is unstable on a time span of several million years.

It was also relatively close, approaching Earth every six years in its orbit around the sun.

This year the flirtatiously close approach of Mars reminded us that we have work to do.

This reaction represents a close approach to the activity of biological and bacterial catalysts.

Physical systems prefer the state of lowest energy, and so electrons avoid such close approach.

At the next close approach, the process repeats in the opposite direction.