{"id":65,"date":"2026-07-20T18:03:34","date_gmt":"2026-07-20T23:03:34","guid":{"rendered":"http:\/\/aj-website-pi.local\/?p=65"},"modified":"2026-08-16T11:07:20","modified_gmt":"2026-08-16T16:07:20","slug":"list-of-stars-by-solar-radii","status":"publish","type":"post","link":"https:\/\/thestarguru.com\/index.php\/2026\/07\/20\/list-of-stars-by-solar-radii\/","title":{"rendered":"List of Stars by Solar Radii"},"content":{"rendered":"\n

Below is a list of stars listed by Solar Radii. new additions to the site must be added here.<\/p>\n\n\n\n

Stars marked with a * have site-estimated sizes.
Stars highlighted in red have unlikely estimates.
Some stars do not have pages yet. Be patient!<\/p>\n\n\n\n

Name<\/mark><\/td>Radius<\/mark><\/td>Diameter<\/mark><\/td><\/tr>
Stephenson 2-18<\/a><\/mark><\/td>2,150 R<\/em>\u2609<\/sub><\/mark><\/td>2,992,800,000 km<\/mark><\/td><\/tr>
UY Scuti<\/mark><\/a><\/td>1,707 R<\/em>\u2609<\/sub><\/mark><\/td>2,376,511,200 km<\/mark><\/td><\/tr>
NML Cygni<\/a><\/mark><\/td>1,650 R<\/em>\u2609<\/sub><\/mark><\/td>2,296,800,000 km<\/mark><\/td><\/tr>
BC Cygni<\/mark><\/td>1,553 R<\/em>\u2609<\/sub><\/mark><\/td>2,161,776,000 km<\/mark><\/td><\/tr>
WOH G64<\/a><\/td>1,540 R<\/em>\u2609<\/sub><\/td>2,143,680,000 km<\/td><\/tr>
RSGC1-F01<\/td>1,530 R<\/em>\u2609<\/sub><\/td>2,129,760,000 km<\/td><\/tr>
HV 888<\/td>1,509 R<\/em>\u2609<\/sub><\/td>2,100,528,000 km<\/td><\/tr>
NML Cygni<\/a>*<\/td>1,500 R<\/em>\u2609<\/sub><\/td>2,088,000,000 km<\/td><\/tr>
LGGS J013414.27+303417.7<\/a><\/td>1,479 R<\/em>\u2609<\/sub><\/td>2,058,768,000 km<\/td><\/tr>
VX Sagittarii<\/td>1,456 R<\/em>\u2609<\/sub><\/td>2,026,752,000 km<\/td><\/tr>
VY Canis Majoris<\/a><\/td>1,420 R<\/em>\u2609<\/sub><\/td>1,976,640,000 km<\/td><\/tr>
Stephenson 2-18<\/a>*<\/td>1,300 R<\/em>\u2609<\/sub><\/td>1,809,600,000 km<\/td><\/tr>
V354 Cephei<\/a><\/td>1,245 R<\/em>\u2609<\/sub><\/td>1,733,040,000 km<\/td><\/tr>
Westerlund 1-237<\/a><\/td>1,245 R<\/em>\u2609<\/sub><\/td>1,733,040,000 km<\/td><\/tr>
BC Cygni<\/td>1,187 R<\/em>\u2609<\/sub><\/td>1,652,304,000 km<\/td><\/tr>
Westerlund 1-26<\/a><\/td>1,145 R<\/em>\u2609<\/sub><\/td>1,593,840,000 km<\/td><\/tr>
VV Cephei A<\/a><\/td>1,060 R<\/em>\u2609<\/sub><\/td>1,475,520,000 km<\/td><\/tr>
KY Cygni<\/a><\/td>1,032 R<\/em>\u2609<\/sub><\/td>1,436,544,000 km<\/td><\/tr>
UY Scuti<\/a><\/td>909 R<\/em>\u2609<\/sub><\/td>1,265,328,000 km<\/td><\/tr>
Westerlund 1-20<\/a><\/td>858 R<\/em>\u2609<\/sub><\/td>1,194,336,000 km<\/td><\/tr>
Betelgeuse<\/a><\/td>764 R<\/em>\u2609<\/sub><\/td>1,063,488,000 km<\/td><\/tr>
Mu Cephei<\/a><\/td>762 R<\/em>\u2609<\/sub> <\/td>1,060,704,000 km<\/td><\/tr>
Westerlund 1-75<\/a><\/td>722 R<\/em>\u2609<\/sub><\/td>1,005,024,000 km<\/td><\/tr>
R Leporis<\/td>710 R<\/em>\u2609<\/sub><\/td>988,320,000 km<\/td><\/tr>
Antares A<\/a><\/td>680 R<\/em>\u2609<\/sub><\/td>946,560,000 km<\/td><\/tr>
R Horologii<\/a><\/td>630 R<\/em>\u2609<\/sub><\/td>876,960,000 km<\/td><\/tr>
V382 Carinae<\/a><\/td>616 R<\/em>\u2609<\/sub><\/td>857,472,000 km<\/td><\/tr>
CW Leonis<\/a><\/td>560 R<\/em>\u2609<\/sub><\/td>779,520,000 km<\/td><\/tr>
Mira A<\/a><\/td>402 R<\/em>\u2609<\/sub><\/td>559,584,000 km<\/td><\/tr>
Almaaz<\/a><\/td>358 R<\/em>\u2609<\/sub><\/td>498,336,000 km<\/td><\/tr>
La Superba<\/td>315 R<\/em>\u2609<\/sub><\/td>438,480,000 km<\/td><\/tr>
Pistol Star<\/td>308 R<\/em>\u2609<\/sub><\/td>428,736,000 km<\/td><\/tr>
R Doradus<\/a><\/td>298 R<\/em>\u2609<\/sub><\/td>414,816,000 km<\/td><\/tr>
Rasalgethi<\/td>284 R<\/em>\u2609<\/sub><\/td>395,328,000 km<\/td><\/tr>
Wezen<\/td>188 R<\/em>\u2609<\/sub> <\/td>261,696,000 km<\/td><\/tr>
S Doradus<\/td>100 R<\/em>\u2609<\/sub><\/td>139,200,000 km<\/td><\/tr>
Rigel<\/a><\/td>74.1 R<\/em>\u2609<\/sub><\/td>103,147,200 km<\/td><\/tr>
Canopus<\/td>73.3 R<\/em>\u2609<\/sub><\/td>102,033,600 km<\/td><\/tr>
Polaris A<\/td>46.27 R<\/em>\u2609<\/sub><\/td>64,407,840 km<\/td><\/tr>
Aldebaran<\/a><\/td>45.1 R<\/em>\u2609<\/sub><\/td>62,779,200 km<\/td><\/tr>
R136a1<\/td>42.7 R<\/em>\u2609<\/sub><\/td>59,438,400 km<\/td><\/tr>
Arcturus<\/a><\/td>25.4 R<\/em>\u2609<\/sub><\/td>35,356,800 km<\/td><\/tr>
Hamal<\/a><\/td>15.19 R<\/em>\u2609<\/sub><\/td>21,144,480 km<\/td><\/tr>
VV Cephei B<\/a><\/td>13 R<\/em>\u2609<\/sub><\/td>18,096,000 km<\/td><\/tr>
Pollux<\/a><\/td>8.97 R<\/em>\u2609<\/sub><\/td>12,486,240 km<\/td><\/tr>
VFTS 3522<\/sub><\/a><\/td>7.25 R<\/em>\u2609<\/sub><\/td>10,092,000 km<\/td><\/tr>
VFTS 3521<\/sub><\/a><\/td>7.22 R<\/em>\u2609<\/sub><\/td>10,050,240 km<\/td><\/tr>
Antares B<\/a><\/td>5.2 R<\/em>\u2609<\/sub><\/td>7,238,400 km<\/td><\/tr>
Regulus A<\/a><\/td>4.21 R<\/em>\u2609<\/sub><\/td>5,860,320 km<\/td><\/tr>
Vega<\/td>2.7 R<\/em>\u2609<\/sub><\/td>3,794,592 km<\/td><\/tr>
KOI-3617 A<\/a><\/td>2.23 R<\/em>\u2609<\/sub><\/td>3,114,864 km<\/td><\/tr>
Castor Aa<\/a><\/td>2.08 R<\/em>\u2609<\/sub><\/td>2,907,888 km<\/td><\/tr>
Procyon A<\/td>2.04 R<\/em>\u2609<\/sub><\/td>2,843,856 km<\/td><\/tr>
Sirius A<\/a><\/td>1.71 R<\/em>\u2609<\/sub><\/td>2,386,444 km<\/td><\/tr>
Castor Ba<\/a><\/td>1.64 R<\/em>\u2609<\/sub><\/td>2,294,016 km<\/td><\/tr>
Rigil Kentaurus<\/a><\/td>1.21 R<\/em>\u2609<\/sub><\/td>1,694,760 km<\/td><\/tr>
The Sun<\/a><\/td>1 R<\/em>\u2609<\/sub><\/td>1,391,400 Km<\/td><\/tr>
HD 186302<\/a><\/td>0.95 R<\/em>\u2609<\/sub><\/td>1,322,400 km<\/td><\/tr>
Toliman<\/a><\/td>0.85 R<\/em>\u2609<\/sub><\/td>1,195,867 km<\/td><\/tr>
Epsilon Eridani<\/td>0.742 R<\/em>\u2609<\/sub><\/td>1,032,864 km<\/td><\/tr>
Wolf 1061<\/a><\/td>0.319 R<\/em>\u2609<\/sub><\/td>444,048 km<\/td><\/tr>
Barnard’s Star<\/td>0.187 R<\/em>\u2609<\/sub><\/td>260,304 km<\/td><\/tr>
Proxima Centauri<\/a><\/td>0.1542 R<\/em>\u2609<\/sub><\/td>214,646 km<\/td><\/tr>
Wolf 359<\/a><\/td>0.144 R<\/em>\u2609<\/sub><\/td>200,448 km<\/td><\/tr>
Teegarden’s Star<\/td>0.12 R<\/em>\u2609<\/sub><\/td>167,040 km<\/td><\/tr>
DENIS J081730.0\u2212615520<\/a><\/td>0.0944 R<\/em>\u2609<\/sub><\/td>131,404 km<\/td><\/tr>
EBLM J0555-57 Ab<\/a><\/td>0.08 R<\/em>\u2609<\/sub><\/td>117,484 km<\/td><\/tr>
Mira B<\/a><\/td>0.015 R<\/em>\u2609<\/sub><\/td>20,880 km<\/td><\/tr>
Procyon B<\/td>0.01234 R<\/em>\u2609<\/sub> <\/td>17,177 km<\/td><\/tr>
AR Scorpii B<\/td>0.01 R<\/em>\u2609<\/sub><\/td>13,920 km<\/td><\/tr>
Sirius B<\/a><\/td>0.008098 R<\/em>\u2609<\/sub><\/td>11,272 km<\/td><\/tr>
Calvera<\/a><\/td>N\/A<\/td>25 km<\/td><\/tr>
<\/td><\/td><\/td><\/tr>
<\/td><\/td><\/td><\/tr>
<\/td><\/td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

Below is a list of stars listed by Solar Radii. new additions to the site must be added here. Stars marked with a * have site-estimated sizes.Stars highlighted in red have unlikely estimates.Some stars do not have pages yet. Be patient! Name Radius Diameter Stephenson 2-18 2,150 R\u2609 2,992,800,000 km UY Scuti 1,707 R\u2609 2,376,511,200 km NML Cygni 1,650 R\u2609… Continue reading List of Stars by Solar Radii<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":["post-65","post","type-post","status-publish","format-standard","hentry","category-lists","entry"],"_links":{"self":[{"href":"https:\/\/thestarguru.com\/index.php\/wp-json\/wp\/v2\/posts\/65","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/thestarguru.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/thestarguru.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/thestarguru.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/thestarguru.com\/index.php\/wp-json\/wp\/v2\/comments?post=65"}],"version-history":[{"count":48,"href":"https:\/\/thestarguru.com\/index.php\/wp-json\/wp\/v2\/posts\/65\/revisions"}],"predecessor-version":[{"id":307,"href":"https:\/\/thestarguru.com\/index.php\/wp-json\/wp\/v2\/posts\/65\/revisions\/307"}],"wp:attachment":[{"href":"https:\/\/thestarguru.com\/index.php\/wp-json\/wp\/v2\/media?parent=65"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/thestarguru.com\/index.php\/wp-json\/wp\/v2\/categories?post=65"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/thestarguru.com\/index.php\/wp-json\/wp\/v2\/tags?post=65"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}