Proxima Centauri

[ prok-suh-muh ]

noun

1. the nearest star to the sun at a distance of 4.3 light-years, part of the Alpha Centauri triple-star system located in the constellation Centaurus.

Proxima Centauri

/ prŏk′sə-məsĕn-tôr′ē /

1. See under Alpha Centauri

Word History and Origins

Origin of Proxima Centauri¹

< New Latin: nearest (star) of Centaurus

Example Sentences

Proxima Centauri is a small star called a red dwarf—it’s around 15 percent of the radius of our sun, and it’s substantially cooler.

From Singularity Hub 

She was using a telescope that detects light at millimeter wavelengths to monitor Proxima Centauri and saw a big of flash of light in this wavelength.

From Singularity Hub 

On April 21, 2021, a team of astronomers published new research describing the brightest flare ever measured from Proxima Centauri in ultraviolet light.

From Singularity Hub 

Even traveling at this dizzying speed it would still take us four years to arrive at Proxima Centauri, the nearest star to our Sun.

From Singularity Hub 

“We thought that Proxima Centauri would be a great sort of laboratory for understanding these phenomena,” says lead author Andrew Zic, who undertook the research while at the University of Sydney.

From Popular-Science

They desired, they hoped, they petitioned to be the first to make the long, hard journey to Alpha and Proxima Centauri in rockets.

From Project Gutenberg