Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun The closest to Earth of three stars in the Alpha Centauri system. At a distance of 4.2 light-years, Proxima Centauri is the closest star to Earth after the sun.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- proper noun astronomy A
red dwarf star , part of theAlpha Centauri system . It is the nearest star toEarth's solar system .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun the nearest star to the sun; distance: 4.3 light years
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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Scientists speculate it is possible that a cool star lurks right under our noses, closer to us than our nearest known star, Proxima Centauri, which is four light-years away.
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The mission will uncover the coldest stars, called brown dwarfs, perhaps even one closer to us than our closest known neighbor, Proxima Centauri, which is 4 light-years away.
PhysOrg.com - latest science and technology news stories 2009
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WISE may find elusive brown dwarf stars that are perhaps closer to the sun than even our nearest known neighbor, Proxima Centauri, which is four light-years away.
PhysOrg.com - latest science and technology news stories 2009
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WISE may find elusive brown dwarf stars that are perhaps closer to the sun than even our nearest known neighbor, Proxima Centauri, which is four light-years away.
PhysOrg.com - latest science and technology news stories 2009
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WISE may find elusive brown dwarf stars that are perhaps closer to the sun than even our nearest known neighbor, Proxima Centauri, which is four light-years away.
PhysOrg.com - latest science and technology news stories 2009
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(The third star, a red dwarf called Proxima Centauri, circles this couple at a considerable distance and is too faint for Fischer's team to study, but it could boast small planets, too.)
FOXNews.com 2009
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'' 'Proxima Centauri' '' is a spectral class M5. 5 Red Dwarf [[star]] in the constellation of Centaurus.
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'' 'Proxima Centauri' '' is a spectral class M5. 5 Red Dwarf [[star]] in the constellation of
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'' 'Proxima Centauri' '' is a spectral class M5. 5 Red Dwarf [[star]] in the constellation of Centaurus.
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Proxima Centauri - Type=M5, Magnitude=11.0, Distance=4.22 ly
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