M stars
/ / / M stars / /
M1
سحابی خرچنگ / / / M1 / crab nebula /
m10
/ / / m10 / /
m100
/ / / m100 / /
M101
/ / / M101 / Pinwheel Galaxy /
m102
/ / / m102 / Spindle Galaxy /
m103
/ / / m103 / /
m104
کهکشان کلاه مکزیکی / / / m104 / Sombrero galaxy /
m106
/ / / m106 / /
m107
/ / / m107 / /
m108
/ / / m108 / /
m109
/ / / m109 / /
m11
/ / / m11 / Wild Duck Cluster /
m110
/ / / m110 / /
m12
/ / / m12 / /
m13
/ / / m13 / Hercules Cluster /
m14
/ / / m14 / /
m15
/ / / m15 / /
m16
سحابی عقاب / / / m16 / Eagle nebula /
m17
/ / / m17 / Omega Nebula / Swan Nebula
m18
/ / / m18 / /
M19
/ / / M19 / /
M2
/ / / M2 / /
m20
سحابی مثلثی / / / m20 / Trifid nebula /
m21
/ / / m21 / /
m22
/ / / m22 / /
m23
/ / / m23 / /
m24
/ / / m24 / /
m25
/ / / m25 / /
m26
/ / / m26 / /
m27(dumbell nebula)
/ / / m27(dumbell nebula) / Dumbbell Nebula /
m28
/ / / m28 / /
m29
/ / / m29 / /
m3
/ / / m3 / /
m30
/ / / m30 / /
m32
/ / / m32 / /
M33
کهکشان مثلثی / / / M33 / Triangulum Galaxy /
m34
/ / / m34 / /
m35
/ / / m35 / /
m36
/ / / m36 / /
m37
/ / / m37 / /
m38
/ / / m38 / /
m39
/ / / m39 / /
M4
/ / / M4 / /
m40
/ / / m40 / /
m41
/ / / m41 / /
m42
سحابی جبار / سحابی شکارچی / / m42 / /
M43
/ / / M43 / Mairan's nebula /
m44
خوشه کندوی عسل / / / m44 / Praesepe Cluster / Beehive Cluster
M45
خوشه پروین / ثریا / / M45 / Pleiades / Subaru, Seven Sisters
m46
/ / / m46 / /
m47
/ / / m47 / /
m48
/ / / m48 / /
m49
/ / / m49 / /
m5
/ / / m5 / /
m50
/ / / m50 / /
m51
/ / / m51 / whirlpool galaxy /
m52
/ / / m52 / /
m53
/ / / m53 / /
m54
/ / / m54 / /
m55
/ / / m55 / /
m56
/ / / m56 / /
M57
سحابی حلقه (حلقوی) / / / M57 / Ring nebula /
m58
/ / / m58 / /
m59
/ / / m59 / /
m6
خوشه پروانه / / / m6 / Butterfly cluster /
m60
/ / / m60 / /
m61
/ / / m61 / /
m62
/ / / m62 / /
M63
/ / / M63 / Sunflower Galaxy /
m64
کهکشان چشم سیاه / / / m64 / Black eye galaxy /
m65
/ / / m65 / /
m66
/ / / m66 / /
m67
/ / / m67 / /
m68
/ / / m68 / /
m69
/ / / m69 / /
m7
خوشه بطلمیوس / / / m7 / Ptolemy's Cluster /
m70
/ / / m70 / /
m71
/ / / m71 / /
m72
/ / / m72 / /
m73
/ / / m73 / /
M74
/ / / M74 / /
m75
/ / / m75 / /
m76
سحابی پروانه / سحابی دمبل کوچک / / m76 / Butterfly nebula / Little Dumbbell Nebula,Cork
m77
/ / / m77 / /
m78
/ / / m78 / /
m79
/ / / m79 / /
M8(lagoon neb)
سحابی مرداب / / / M8(lagoon neb) / /
M80
/ / / M80 / /
M81
/ / / M81 / Bode's Galaxy /
M82
کهکشان سیگار / / / M82 / Cigar Galaxy /
M83
/ / / M83 / Southern Pinwheel Galaxy /
m84
/ / / m84 / /
m85
/ / / m85 / /
m86
/ / / m86 / /
M87
/ / / M87 / Virgo A /
m88
/ / / m88 / /
m89
/ / / m89 / /
M9
/ / / M9 / /
m90
/ / / m90 / /
m91
/ / / m91 / /
m92
/ / / m92 / /
m93
/ / / m93 / /
m94
/ / / m94 / /
m95
/ / / m95 / /
m96
/ / / m96 / /
M97
سحابی جغد / / / M97 / Owl nebula /
m98
/ / / m98 / /
m99
/ / / m99 / /
Macho
/ / / Macho / /
Macho(Massive Astronomical Compact Halo Object))
/ / / Macho(Massive Astronomical Compact Halo Object)) / /
maffei 1 group
/ / / maffei 1 group / /
Magellan spacecraft
/ / / Magellan spacecraft / /
Magellanic clouds
/ / / Magellanic clouds / /
Magma
/ / / Magma / /
Magnetar
/ / / Magnetar / /
Magnetic carpet
/ / / Magnetic carpet / /
Magnetic cloud
/ / / Magnetic cloud / /
Magnetic crochet
/ / / Magnetic crochet / /
Magnetic star
/ / / Magnetic star / /
Magnetic storm
/ / / Magnetic storm / /
Magnetic variable stars
/ / / Magnetic variable stars / /
Magnetogram
/ / / Magnetogram / /
Magnetopause
مغناطیس مرز / / / Magnetopause / /
Magnetosphere
/ / / Magnetosphere / /
Magnification power
/ / / Magnification power / /
Main belt asteroid
/ / / Main belt asteroid / /
Main sequence
/ / / Main sequence / /
Majumdar-papapetro space time
/ / / Majumdar-papapetro space time / /
Makemake
/ / / Makemake / /
Maksutov Newtonian telescope
/ / / Maksutov Newtonian telescope / /
Maksutov telescope
/ / / Maksutov telescope / /
Maraghe observatory
/ / / Maraghe observatory / /
Mare Crisium
/ / / Mare Crisium / /
Mare Nectaris
/ / / Mare Nectaris / /
Maria
/ / / Maria / /
Mariner 10
/ / / Mariner 10 / /
Mariner spacecrafts
/ / / Mariner spacecrafts / /
Markarian galaxies
/ / / Markarian galaxies / /
Mars
بهرام / / / Mars / /
Mars Climate Orbiter
/ / / Mars Climate Orbiter / /
Mars express
/ / / Mars express / /
Mars Global Surveyor
/ / / Mars Global Surveyor / /
Mars Odyssey
/ / / Mars Odyssey / /
Mars Path Finder
/ / / Mars Path Finder / /
Mars polar lander(MPL)
/ / / Mars polar lander(MPL) / /
Mars Reconnaissance Orbiter(MRO)
/ / / Mars Reconnaissance Orbiter(MRO) / /
Martian canals
/ / / Martian canals / /
Martian meteorites
/ / / Martian meteorites / /
Mascon
/ / / Mascon / /
Maser
/ / / Maser / /
Mass luminocity relation
/ / / Mass luminocity relation / /
Mass transfer
/ / / Mass transfer / /
Maunder minimum period
/ / / Maunder minimum period / /
Mean anomaly
/ / / Mean anomaly / /
Mean celestial equator
/ / / Mean celestial equator / /
Mean motion
/ / / Mean motion / /
Mean solar day
/ / / Mean solar day / /
Mean solar time
/ / / Mean solar time / /
Mehr observatory
/ / / Mehr observatory / /
mensa
/ / / mensa / table / Men
Mercury
عطارد / / / Mercury / /
Merger
/ / / Merger / /
Merop
/ / / Merop / /
Mesbah 2 satellite
/ / / Mesbah 2 satellite / /
Meson
/ / / Meson / /
Messenger spacecraft
/ / / Messenger spacecraft / /
Messier catalog
/ / / Messier catalog / /
Messier mararthon
/ / / Messier mararthon / /
Messier objects
/ / / Messier objects / /
Metallic hydrogen
/ / / Metallic hydrogen / /
Meteor shower
/ / / Meteor shower / /
Meteoride
/ / / Meteoride / /
Meteorite
/ / / Meteorite / /
Meteoroid
/ / / Meteoroid / /
Methane
/ / / Methane / /
Metis
/ / / Metis / /
Metric solar radiation
/ / / Metric solar radiation / /
Micrometeorite
/ / / Micrometeorite / /
microscopium
میکروسکوپ / / / microscopium / microscope / Mic
Microwave burst
/ / / Microwave burst / /
Milky way galaxy
/ / / Milky way galaxy / /
Mimas
/ / / Mimas / /
mira
ستاره میرا / ستاره اومیکرون قیطس / / mira / o-ceti /
Mira type variables
/ / / Mira type variables / /
miranda
/ / / miranda / /
Mirfak
/ / / Mirfak / /
Mirzam
/ / / Mirzam / /
Mizar
ستاره زتای دب اکبری / / / Mizar / /
Molecular cloud
/ / / Molecular cloud / /
Monoceros(Mon)
/ / / Monoceros(Mon) / Mon /
Moon
/ / / Moon / /
Moon calculator
/ / / Moon calculator / /
Moon craters
/ / / Moon craters / /
Moon delay
/ / / Moon delay / /
Moon eclipse
/ / / Moon eclipse / /
Moon halo
/ / / Moon halo / /
Moon montes
/ / / Moon montes / /
Moon phase
/ / / Moon phase / /
Moon rimae
/ / / Moon rimae / /
Moreton wave
/ / / Moreton wave / /
Morning crescent
/ / / Morning crescent / /
Mount palomar observatory
/ / / Mount palomar observatory / /
Mu cephi
/ / / Mu cephi / garnet star /
musca
/ / / musca / fly / Mus
Mylar filter
/ / / Mylar filter / /
alpes
/ / / alpes / monts alpes /
Andromeda Galaxy
سحابی آندرومدا(امراﺓالمسلسله) / / / Andromeda Galaxy / m31 /
Ant Nebula
/ / / Ant Nebula / Menzel 3 /
Becrux
ستاره بتا چلیپا / می موسا / ستاره بتا صلیب جنوبی / Becrux / beta crucis / mimosa
pyxis
/ / / pyxis / mariner compass / Pyx