Examples of using Binary system in English and their translations into French
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Analysis of its spectrum shows that it is a spectroscopic binary system with the fainter companion calculated to be a main sequence star of spectral type A9V to F3V,
NGC 7332 and NGC 7339 form a dynamically isolated binary system(number 570 in the catalog of double galaxies compiled by Igor Karachentsev),
denotes the mass centre of a main binary system relative to companion star(s)
Xi Aquarii is a single-lined spectroscopic binary system, which means that the presence of an unseen orbiting companion can be inferred from Doppler shifts in the spectral absorption lines.
If a star is in a binary system, as is the case for Sirius B or 40 Eridani B,
would continue with the final velocity it possessed when it was a member of a close orbiting binary system.
The bright sources of X-rays are evidence of the collision of stellar winds from 2 stars this massive binary system, which is also found in other binary system. .
This is relevant as the violent phenomena Virgo is potentially sensitive to(coalescence of a compact binary system, neutron stars
The gender binary system is rigid
after Virginia established a binary system under its Racial Integrity Act of 1924.
A low mass binary:  One of the binary system observed by CoRoT is of particular interest since the less massive component is a late M star of 0.23 M⊙ with an estimated effective temperature of about 3000 K. The primary component is a 1.5 M⊙ star MS star.
The observed states have been related to four binary system states: Ultrashort orbital periods less than 12 minutes have no accretion disk and show direct impact
in the second case one can expect to identify in the field the binary system near the target star responsible for the alert:
The binary system of Rigel Kentaurus componed the star α Centauri A
was successfully observed by a group of Japanese observers according to a prediction that was made just one day before by Berthier et al. based on more than 5 years of regular observations of Kalliope binary system using adaptive optics systems  on ground-based telescopes.
The two binary systems orbit around each other once every 2,084 years.
Other models exist to model more complex binary systems.
This search effort is designed to find radio pulsars in tight binary systems.
More than half of the stars systems  are binary systems.
Rather, they are thought to be the product of mass loss in binary systems or mass loss due to a large planetary companion.