Wiktionary
binary star systems
n. (context star English) (plural of binary star system English)Category:English plurals
Usage examples of "binary star systems".
In binary star systems, for example, where one star is approaching and the other receding, the light emitted would arrive at different times, resulting in distortions that should have been unmistakable but which were not observed.
The stupendous asteroid fortresses waited, three and a quarter light-hours from the binary star systems GO component.