Columbia Encyclopedia

Search results

500 results found

star

(Encyclopedia)star, hot incandescent sphere of gas, held together by its own gravitation, and emitting light and other forms of electromagnetic radiation whose ultimate source is nuclear energy. The universe co...

Barnard's star

(Encyclopedia)Barnard's star, star with the largest observed proper motion (rate of motion across the sky with respect to other stars); located in the constellation Ophiuchus. The star's large proper motion, 10.28‚...

binary star

(Encyclopedia)CE5 A. Eclipsing binary: Primary component passing behind secondary (dimmer) component B. Light curve for eclipsing binary binary star or binary system, pair of stars that are held together by the...

blazing star

(Encyclopedia)blazing star or button snakeroot, any plant of the genus Liatris, showy North American perennials of the family Asteraceae (aster family). The blossoms, rosy purple or white, are in somewhat feathery ...

dwarf star

(Encyclopedia)dwarf star: see white dwarf.

morning star

(Encyclopedia)morning star: see evening star. ...

neutron star

(Encyclopedia)neutron star, extremely small, extremely dense star, with as much as double the sun's mass but only a few miles in radius, in the final stage of stellar evolution. Astronomers Baade and Zwicky predict...

Browse by Subject