binary system

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A nova happens in a close binary system when a white dwarf, the dense leftover core of a star, pulls gas from a nearby companion.

From Science Daily • Dec. 31, 2025

"Discovering three Earth-sized planets in such a compact binary system is a unique opportunity," says Zúñiga-Fernández.

From Science Daily • Nov. 12, 2025

This strange new world orbits around two stars at once, which dance around each other in what astronomers call a binary system.

From Space Scoop • May 6, 2025

It’s a binary system; a choice of extremes.

From Los Angeles Times • Dec. 17, 2024

It is not known that they constitute a binary system, because no certain evidence of motion has been obtained.

From Pleasures of the telescope An Illustrated Guide for Amateur Astronomers and a Popular Description of the Chief Wonders of the Heavens for General Readers by Serviss, Garrett Putman