Planck

Quality:

Planck - former ESA space observatory. Article “Planck” in Finnish Wikipedia has 23 points for quality (as of July 1, 2026). The article contains 8 references and 5 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Finnish) language version.

Since the creation of article “Planck”, its content was written by 39 registered users of Finnish Wikipedia and edited by 1004 registered Wikipedia users in all languages.

The article is cited 59 times in Finnish Wikipedia and cited 4777 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Finnish): #96 in January 2005
• Global: #1537 in May 2009

The highest popularity rank from 2008:

• Local (Finnish): #7053 in May 2009
• Global: #17409 in May 2009

There are 34 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, 2026 (including revision history and pageviews for previous years).

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

#	Language	Quality grade	Quality score
1	English (en) Planck (spacecraft)		77.5122
2	Korean (ko) 플랑크 (인공위성)		62.8066
3	German (de) Planck-Weltraumteleskop		53.1083
4	French (fr) Planck (télescope spatial)		49.6922
5	Galician (gl) Planck (observatorio espacial)		34.2865
6	Polish (pl) Planck (misja kosmiczna)		32.6479
7	Tamil (ta) பிளாங்க் (விண்கலம்)		32.2999
8	Czech (cs) Planck (družice)		25.774
9	Hungarian (hu) Planck műhold		25.565
10	Russian (ru) Планк (космическая обсерватория)		24.7381

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

#	Language	Popularity award	Relative popularity
1	English (en) Planck (spacecraft)		1 247 674
2	French (fr) Planck (télescope spatial)		205 952
3	German (de) Planck-Weltraumteleskop		205 936
4	Spanish (es) Planck (satélite)		155 659
5	Russian (ru) Планк (космическая обсерватория)		119 805
6	Japanese (ja) プランク (人工衛星)		91 655
7	Polish (pl) Planck (misja kosmiczna)		83 269
8	Italian (it) Planck Surveyor		63 852
9	Chinese (zh) 普朗克卫星		63 104
10	Portuguese (pt) Planck (sonda espacial)		32 898

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

#	Language	Popularity award	Relative popularity
1	English (en) Planck (spacecraft)		2 758
2	German (de) Planck-Weltraumteleskop		353
3	Russian (ru) Планк (космическая обсерватория)		289
4	Chinese (zh) 普朗克卫星		266
5	French (fr) Planck (télescope spatial)		261
6	Japanese (ja) プランク (人工衛星)		222
7	Spanish (es) Planck (satélite)		217
8	Polish (pl) Planck (misja kosmiczna)		136
9	Italian (it) Planck Surveyor		128
10	Dutch (nl) Planck Observatory		98

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

#	Language	AI award	Relative AI
1	English (en) Planck (spacecraft)		232
2	French (fr) Planck (télescope spatial)		153
3	German (de) Planck-Weltraumteleskop		123
4	Italian (it) Planck Surveyor		67
5	Russian (ru) Планк (космическая обсерватория)		52
6	Finnish (fi) Planck		39
7	Spanish (es) Planck (satélite)		38
8	Dutch (nl) Planck Observatory		30
9	Hungarian (hu) Planck műhold		29
10	Polish (pl) Planck (misja kosmiczna)		23

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

#	Language	AI award	Relative AI
1	English (en) Planck (spacecraft)		1
2	Korean (ko) 플랑크 (인공위성)		1
3	Arabic (ar) بلانك (مرصد فضائي)		0
4	Catalan (ca) Planck (satèl·lit)		0
5	Czech (cs) Planck (družice)		0
6	Danish (da) Planck-rumteleskopet		0
7	German (de) Planck-Weltraumteleskop		0
8	Greek (el) Πλανκ (διαστημικό τηλεσκόπιο)		0
9	Spanish (es) Planck (satélite)		0
10	Estonian (et) Planck		0

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

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In Finnish Wikipedia the most popular articles on that day were: Kongon demokraattinen tasavalta, Senegal, Erling Braut Haaland, Kongon tasavalta, Harry Kane, Jalkapallon maailmanmestaruuskilpailut 2026, Jalkapallon maailmanmestaruuskilpailut, Romelu Lukaku, Kylian Mbappé, Norsunluurannikko.

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 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information