Discover the fascinating story of the 'blue lurker,' a mysterious star in the M67 star cluster studied by NASA's Hubble ...

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

Our sun is a lonely star. At least half the stars in our galaxy have binary companions. This was nicely illustrated in the ...

Adhara is a binary star system approximately 430 light-years from Earth. The primary star, a blue-white supergiant, is the dominant component of the system, with its companion being a fainter ...