Centaurus
noun
the Centaur, a southern constellation between Lupus and Vela, containing the triple-star system Alpha Centauri.
Centauri
-
genitive of
Centaurus.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Imagine, he says, wanting to send a single paperclip to our neighboring star, Proxima Centauri.
From The Wall Street Journal ● Jan. 9, 2026
The closest red dwarf to us is Proxima Centauri.
From Space Scoop ● Nov. 28, 2025
The closest Earth-like exoplanet to us -- and possibly the most famous -- is Proxima Centauri b, which is only 4 light-years away.
From Science Daily ● May 23, 2024
Alpha Centauri encompasses the closest star system to Earth and is more than four light-years away.
From BBC ● Jan. 25, 2024
The solar neighborhood, the immediate environs of the Sun in space, includes the nearest star system, Alpha Centauri.
From "Cosmos" by Carl Sagan
