Messier 91

Summary

Messier 91 is a spiral galaxy^[1]. It draws 39 Wikipedia views per month (spiral_galaxy category, ranking #16 of 122).^[2]

Key Facts

• Messier 91 is credited with the discovery of Charles Messier^[3].
• Messier 91's image is recorded as Messier91.jpg^[4].
• Messier 91's image is recorded as M91s.jpg^[5].
• Messier 91's instance of is recorded as spiral galaxy^[6].
• Messier 91's instance of is recorded as HI (21cm) source^[7].
• Messier 91's instance of is recorded as infrared source^[8].
• Messier 91's instance of is recorded as low-ionization nuclear emission-line region^[9].
• Messier 91's constellation is recorded as Coma Berenices^[10].
• Messier 91's galaxy morphological type is recorded as SBb^[11].
• Messier 91's part of is recorded as Virgo Cluster^[12].
• Messier 91's part of is recorded as Q67623508^[13].
• Messier 91's part of is recorded as Q67625638^[14].
• Messier 91's part of is recorded as Q67790367^[15].
• Messier 91's part of is recorded as Q67795770^[16].
• Messier 91's Commons category is recorded as Messier 91^[17].
• Messier 91's catalog code is recorded as M 91^[18].
• Messier 91's catalog code is recorded as NGC 4548^[19].
• Messier 91's catalog code is recorded as IRAS 12328+1446^[20].
• Messier 91's catalog code is recorded as IRAS F12329+1446^[21].
• Messier 91's catalog code is recorded as UGC 7753^[22].
• Messier 91's catalog code is recorded as PGC 41934^[23].
• Messier 91's catalog code is recorded as 2MASX J12352642+1429467^[24].
• Messier 91's catalog code is recorded as MCG+03-32-075^[25].
• Messier 91's catalog code is recorded as VCC 1615^[26].
• Messier 91's catalog code is recorded as EVCC 2174^[27].

Body

Geography

Part of include Virgo Cluster^[12], a galaxy cluster^[28]; Q67623508^[13]; Q67625638^[14]; Q67790367^[15]; and Q67795770^[16].

Designation and Status

Recorded instance of include spiral galaxy^[6], HI (21cm) source^[7], infrared source^[8], and low-ionization nuclear emission-line region^[9].

History and Context

Catalog codes include M 91^[18], NGC 4548^[19], IRAS 12328+1446^[20], IRAS F12329+1446^[21], UGC 7753^[22], and PGC 41934^[23].

Why It Matters

Messier 91 draws 39 Wikipedia views per month (spiral_galaxy category, ranking #16 of 122).^[2] It has Wikipedia articles in 26 language editions, a strong signal of global cultural recognition.^[29] It is known by 7 alternative names across languages and contexts.^[30]