M81 or M-81 may refer to:
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Messier 81 — For other uses, see M81 (disambiguation). Messier 81[1][2] A Hubble Space … Wikipedia
Galaxy — This article is about the astronomical structure. For other uses, see Galaxy (disambiguation). NGC 4414, a typical spiral galaxy in the constellation Coma Berenices, is about 55,000 light years in diameter and approximately 60 million light… … Wikipedia
Kosovo — This article is about the geographical region of Kosovo. For individual articles about the entities disputing its sovereignty, see Republic of Kosovo and Autonomous Province of Kosovo and Metohija. For other uses, see Kosovo (disambiguation).… … Wikipedia
Morocco — For other uses, see Morocco (disambiguation). Kingdom of Morocco المملكة المغربية (Arabic) ⵜⴰⴳⵍⴷⵉⵜ ⵏ ⵍⵎⴰⵖⵔⵉⴱ (Berber) … Wikipedia
Madeira — This article is about the archipelago. For other uses, see Madeira (disambiguation). Coordinates: 32°39′4″N 16°54′35″W / 32.65111°N 16.90972°W / … Wikipedia
Nova — For other uses, see Nova (disambiguation). Artist s conception of a white dwarf star accreting hydrogen from a larger companion A nova (plural novae) is a cataclysmic nuclear explosion in a star caused by the accretion of hydrogen on to the… … Wikipedia
Pleiades — This article is about the star cluster. For other uses, see Pleiades (disambiguation). Pleiades A color composite image of the Pleiades from the Digitized Sky Survey. Credit: NASA/ESA/AURA/Caltech … Wikipedia
Pinwheel Galaxy — For other uses, see Pinwheel Galaxy (disambiguation). Pinwheel Galaxy Observation data (J2000 epoch) Constellation … Wikipedia
Maghreb — This article is about the region. For the Muslim prayer, see Maghrib. For other uses, see Maghrib (disambiguation). The Maghreb Union Countries The Maghreb (also Maghrib; Arabic مغرب) is the region … Wikipedia
Sombrero Galaxy — For other uses, see M104 (disambiguation). Sombrero Galaxy[1][2] … Wikipedia
