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Proxima Centauri

Proxima Centauri Nearest star to the Sun, slightly closer than the nearby star Alpha Centauri. Long thought to be part of the Alpha Centauri system, some astronomers now believe it to be an unrelated star making a close approach.

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"Proxima Centauri." World Encyclopedia. . Encyclopedia.com. 26 Apr. 2017 <http://www.encyclopedia.com>.

"Proxima Centauri." World Encyclopedia. . Encyclopedia.com. (April 26, 2017). http://www.encyclopedia.com/environment/encyclopedias-almanacs-transcripts-and-maps/proxima-centauri

"Proxima Centauri." World Encyclopedia. . Retrieved April 26, 2017 from Encyclopedia.com: http://www.encyclopedia.com/environment/encyclopedias-almanacs-transcripts-and-maps/proxima-centauri

Proxima Centauri

Proxima Centauri: see Alpha Centauri.

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"Proxima Centauri." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. 26 Apr. 2017 <http://www.encyclopedia.com>.

"Proxima Centauri." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. (April 26, 2017). http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/proxima-centauri

"Proxima Centauri." The Columbia Encyclopedia, 6th ed.. . Retrieved April 26, 2017 from Encyclopedia.com: http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/proxima-centauri