For the first time, astronomers have spotted a rapidly spinning neutron star that is gravitationally bound to a helium star companion. The discovery of this unusual binary system helps confirm a ...

Binary star orbits are oriented randomly. Sometimes, it happens that a telescope's line of sight aligns with the plane a binary star system orbits on.

A bizarre planet defies cosmic norms: scientists have confirmed a giant planet orbiting in reverse around one star in a close binary system—an arrangement previously thought impossible. Using ...

Scientists have uncovered the existence of a binary star system close to the black hole near the center of the Milky Way galaxy.

What happens when a planet defies every expectation of how worlds are supposed to form and move? In the nu Octantis system, astronomers have confirmed the existence of a planet that orbits in the ...

If you combine two digits in the ternary system, you can not only get 0 or 1 (which are often equated with true or false in the binary system) but also a third result.

The center of this binary system is a low-mass star—something smaller than our sun—with a brown dwarf orbiting around it.