dark star

American  

noun

Astronomy.

1. an invisible member of a binary or multiple star system.

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dark star British  

noun

1. an invisible star known to exist only from observation of its radio, infrared, or other spectrum or of its gravitational effect, such as an invisible component of a binary or multiple star

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Example Sentences

See Examples For:

dark star

They can have dark star spots and bright regions, which can create signals that mimic a planet's atmospheric attributes.

From Science Daily ● Jan. 9, 2024

When its dark matter power source gives out, a dark star would quickly collapse into a 1-million-solar-mass black hole—a perfect large seed ready to be adopted by a nearby protogalaxy.

From Science Magazine ● Aug. 22, 2023

The “smoking gun” for a dark star would be a particular hiccup in the electromagnetic spectrum where light is absorbed by a particular isotope of helium only in dark stars, not in galaxies.

From Scientific American ● Jul. 20, 2023

And, yes, the brutally graphic song “Why’d Ya Do It,” the dark star that concludes “Broken English,” was originally intended for Tina Turner.

From New York Times ● Sep. 30, 2019

For Digges and Benedetti, even though they were Copernicans, from a vast distance the Earth, which received light but did not transmit it, would become a dark star.

From "The Invention of Science" by David Wootton