レアアース仮説

ja

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レアアース仮説

Quality:

Rare Earth hypothesis - hypothesis that complex extraterrestrial life is a very improbable phenomenon and likely to be extremely rare. Article "レアアース仮説" in Japanese Wikipedia has 7.8 points for quality (as of July 1, 2025). The article contains 1 references and 8 sections.

This article has the best quality in Slovak Wikipedia. However, the most popular language version of this article is English.

Since the creation of article "レアアース仮説", its content was written by 19 registered users of Japanese Wikipedia and edited by 1120 registered Wikipedia users in all languages.

The article is cited 85 times in Japanese Wikipedia and cited 1148 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Japanese): #14025 in September 2011
  • Global: #11785 in December 2010

The highest popularity rank from 2008:

  • Local (Japanese): #5413 in September 2010
  • Global: #42820 in September 2010

There are 30 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

Languages with the highest quality

#LanguageQuality gradeQuality score
1Slovak (sk)
Hypotéza zriedkavej Zeme
93.3478
2English (en)
Rare Earth hypothesis
93.0959
3Croatian (hr)
Hipoteza o rijetkoj Zemlji
80.568
4German (de)
Rare-Earth-Hypothese
78.8996
5Serbo-Croatian (sh)
Hipoteza o rijetkoj Zemlji
76.1155
6Chinese (zh)
地球殊異假說
64.857
7Turkish (tr)
Nadir Dünya hipotezi
60.0755
8Korean (ko)
희귀한 지구 가설
46.2272
9Italian (it)
Ipotesi della rarità della Terra
42.3046
10French (fr)
Hypothèse de la Terre rare
40.8937
More...

The following table shows the most popular language versions of the article.

Most popular in all the time

The most popular language versions of the article "レアアース仮説" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Rare Earth hypothesis
2 133 311
2Russian (ru)
Гипотеза уникальной Земли
346 054
3Japanese (ja)
レアアース仮説
279 469
4German (de)
Rare-Earth-Hypothese
255 063
5Polish (pl)
Hipoteza rzadkiej Ziemi
249 414
6Chinese (zh)
地球殊異假說
164 924
7Italian (it)
Ipotesi della rarità della Terra
145 558
8Spanish (es)
Hipótesis de la Tierra especial
107 942
9French (fr)
Hypothèse de la Terre rare
83 620
10Portuguese (pt)
Hipótese da Terra rara
72 788
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2025

The most popular language versions of the article "レアアース仮説" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Rare Earth hypothesis
8 550
2Russian (ru)
Гипотеза уникальной Земли
1 175
3German (de)
Rare-Earth-Hypothese
780
4Japanese (ja)
レアアース仮説
708
5Chinese (zh)
地球殊異假說
464
6Polish (pl)
Hipoteza rzadkiej Ziemi
356
7Italian (it)
Ipotesi della rarità della Terra
341
8French (fr)
Hypothèse de la Terre rare
300
9Korean (ko)
희귀한 지구 가설
194
10Portuguese (pt)
Hipótese da Terra rara
137
More...

The following table shows the language versions of the article with the highest Authors’ Interest.

The highest AI

Language versions of the article "レアアース仮説" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Rare Earth hypothesis
417
2German (de)
Rare-Earth-Hypothese
123
3French (fr)
Hypothèse de la Terre rare
94
4Russian (ru)
Гипотеза уникальной Земли
84
5Italian (it)
Ipotesi della rarità della Terra
70
6Polish (pl)
Hipoteza rzadkiej Ziemi
38
7Chinese (zh)
地球殊異假說
31
8Ukrainian (uk)
Гіпотеза виняткової Землі
25
9Dutch (nl)
Zeldzame Aarde-hypothese
20
10Japanese (ja)
レアアース仮説
19
More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

The highest AI in June 2025

Language versions of the article "レアアース仮説" with the highest AI in June 2025
#LanguageAI awardRelative AI
1German (de)
Rare-Earth-Hypothese
1
2English (en)
Rare Earth hypothesis
1
3French (fr)
Hypothèse de la Terre rare
1
4Arabic (ar)
فرضية الأرض النادرة
0
5Belarusian (be)
Гіпотэза ўнікальнай Зямлі
0
6Catalan (ca)
Hipòtesi de la Terra especial
0
7Spanish (es)
Hipótesis de la Tierra especial
0
8Basque (eu)
Lur arraroaren hipotesia
0
9Persian (fa)
زمین سیاره بی‌همتا (فرضیه)
0
10Finnish (fi)
Harvinainen Maa -olettamus
0
More...

The following table shows the language versions of the article with the highest number of citations.

The highest CI

Language versions of the article "レアアース仮説" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Rare Earth hypothesis
208
2Russian (ru)
Гипотеза уникальной Земли
106
3Chinese (zh)
地球殊異假說
106
4Ukrainian (uk)
Гіпотеза виняткової Землі
89
5Japanese (ja)
レアアース仮説
85
6Arabic (ar)
فرضية الأرض النادرة
78
7Romanian (ro)
Ipoteza Pământului rar
75
8Italian (it)
Ipotesi della rarità della Terra
70
9French (fr)
Hypothèse de la Terre rare
58
10Portuguese (pt)
Hipótese da Terra rara
48
More...

Scores

Estimated value for Wikipedia:
Japanese:
Global:
Popularity in June 2025:
Japanese:
Global:
Popularity in all years:
Japanese:
Global:
Authors in June 2025:
Japanese:
Global:
Registered authors in all years:
Japanese:
Global:
Citations:
Japanese:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
فرضية الأرض النادرة
beBelarusian
Гіпотэза ўнікальнай Зямлі
caCatalan
Hipòtesi de la Terra especial
deGerman
Rare-Earth-Hypothese
enEnglish
Rare Earth hypothesis
esSpanish
Hipótesis de la Tierra especial
euBasque
Lur arraroaren hipotesia
faPersian
زمین سیاره بی‌همتا (فرضیه)
fiFinnish
Harvinainen Maa -olettamus
frFrench
Hypothèse de la Terre rare
heHebrew
כדור הארץ הנדיר
hrCroatian
Hipoteza o rijetkoj Zemlji
idIndonesian
Hipotesis Bumi Langka
itItalian
Ipotesi della rarità della Terra
jaJapanese
レアアース仮説
koKorean
희귀한 지구 가설
nlDutch
Zeldzame Aarde-hypothese
plPolish
Hipoteza rzadkiej Ziemi
ptPortuguese
Hipótese da Terra rara
roRomanian
Ipoteza Pământului rar
ruRussian
Гипотеза уникальной Земли
shSerbo-Croatian
Hipoteza o rijetkoj Zemlji
simpleSimple English
Rare Earth hypothesis
skSlovak
Hypotéza zriedkavej Zeme
srSerbian
Hipoteza o rijetkoj Zemlji
trTurkish
Nadir Dünya hipotezi
ukUkrainian
Гіпотеза виняткової Землі
uzUzbek
Noyob Yer sayyorasi (gipoteza)
viVietnamese
Giả thuyết Trái Đất hiếm
zhChinese
地球殊異假說

Popularity rank trends

Best Rank Japanese:
#5413
09.2010
Global:
#42820
09.2010

AI rank trends

Best Rank Japanese:
#14025
09.2011
Global:
#11785
12.2010

Local popularity rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Rare Earth hypothesis from Wikipedia articles about Fermi paradox, Extraterrestrial life, Comet Shoemaker–Levy 9, Search for extra-terrestrial intelligence and Drake equation. Whereas reading the article about Rare Earth hypothesis people most often go to Wikipedia articles on Fermi paradox, Mediocrity principle, Rare Earth, Galactic habitable zone and Cambrian explosion.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

News from 12 August 2025

On 12 August 2025 in multilingual Wikipedia, Internet users most often read articles on the following topics: Cristiano Ronaldo, Wednesday, Georgina Rodríguez, ChatGPT, Weapons, Jenna Ortega, deaths in 2025, Taylor Swift, Miguel Uribe Turbay, 2025–26 UEFA Champions League.

In Japanese Wikipedia the most popular articles on that day were: 日本航空123便墜落事故, 坂本九, 二階堂ふみ, カズレーザー, 北原遥子, やなせたかし, 柏木由紀子, 大竹七未, 大島花子, 舞坂ゆき子.

About WikiRank

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information