of binary system are binary stars and binary asteroids, but brown dwarfs, planets, neutron stars, black holes and galaxies can also form binaries. A multiple...

A binary number is a number expressed in the base-2 numeral system or binary numeral system, a method for representing numbers that uses only two symbols...

A binary star or binary star system is a system of two stars that are gravitationally bound to and in orbit around each other. Binary stars in the night...

theory Binary system (astronomy), a system of two celestial bodies on a mutual orbit Binary asteroid Binary star Contact binary Contact binary (asteroid)...

system used is often "0" and "1" from the binary number system. The binary code assigns a pattern of binary digits, also known as bits, to each character...

gender binary (also known as gender binarism) is the classification of gender into two distinct forms of masculine and feminine, whether by social system, cultural...

equivalent to 100 (the decimal system is implied in the latter) and represents the number one hundred, while (100)2 (in the binary system with base 2) represents...

(such as comets). A star system of two stars is known as a binary star, binary star system or physical double star. If there are no tidal effects, no...

which they do radiate, such as if they are a pulsar or a part of a binary system. Slow-rotating and non-accreting neutron stars are difficult to detect...

for decimal digits in binary sequences Finger binary, a system for counting in binary numbers on the fingers of human hands Binary code, the representation...

(T-DNA) binary system is a pair of plasmids consisting of a T-DNA binary vector and a vir helper plasmid. The two plasmids are used together (thus binary) to...

In astronomy, a contact binary is a binary star system whose component stars are so close that they touch each other or have merged to share their gaseous...

A binary asteroid is a system of two asteroids orbiting their common barycenter. The binary nature of 243 Ida was discovered when the Galileo spacecraft...

Planets in binary star systems may be candidates for supporting extraterrestrial life. Habitability of binary star systems is determined by many factors...

A binary prefix is a unit prefix that indicates a multiple of a unit of measurement by an integer power of two. The most commonly used binary prefixes...

numeral system) by grouping consecutive binary digits into groups of three (starting from the right, for integers). For example, the binary representation...

spectroscopic binary star or in a planetary system. It can be calculated from observable quantities only, namely the orbital period of the binary system, and the...

X-ray binaries are a class of binary stars that are luminous in X-rays. The X-rays are produced by matter falling from one component, called the donor...

optical telescopes. This occurs because the pair either forms a binary star (i.e. a binary system of stars in mutual orbit, gravitationally bound to each other)...

A binary opposition (also binary system) is a pair of related terms or concepts that are opposite in meaning. Binary opposition is the system of language...

A binary black hole (BBH), or black hole binary, is a system consisting of two black holes in close orbit around each other. Like black holes themselves...

are close to the Solar System. It is thought that most black holes are solitary, but black holes in binary or larger systems are much easier to detect...

In astronomy, a double planet (also binary planet) is a binary satellite system where both objects are planets, or planetary-mass objects, and whose joint...

A visual binary is a gravitationally bound binary star system that can be resolved into two stars. These stars are estimated, via Kepler's third law, to...

bilobated, peanut-like overall shape. Contact binaries are distinct from true binary systems such as binary asteroids where both components are separated...

smaller component of the Sirius binary star. There are currently thought to be eight white dwarfs among the hundred star systems nearest the Sun. The unusual...

summed together using binary adders. This process is similar to long multiplication, except that it uses a base-2 (binary) numeral system. Between 1947 and...

Software developers and system designers widely use hexadecimal numbers because they provide a convenient representation of binary-coded values. Each hexadecimal...

the binary logarithm of 1 is 0, the binary logarithm of 2 is 1, the binary logarithm of 4 is 2, and the binary logarithm of 32 is 5. The binary logarithm...

merger event of two smaller black holes. As of June 2020[update], the binary system 2MASS J05215658+4359220 was reported to host the smallest-mass black...