47biz (1)

1
10 FAMOUS GALAXIES
10 FAMOUS GALAXIES
2
GALAXY

• A galaxy is composed of a huge number of
  system of stars, planets, gas and dust particles
  that are bound together by a gravitational force.
• Most galaxies are classified as
• Spiral shape galaxy
• Elliptical
• Irregular
• Lenticular
• Peculiar
• Barred spiral
• Interacting

3
(No Transcript)
4
MESSIER

• Messier name after French Charles messier
• Messier are the set of 110 astronomical
  objects.
• It includes
• Deep sky objects
• Diffused nebula
• Planetary nebula
• Clusters
• Galaxies
• Theses objects identify by messier number
  M
• For example Andromeda represents by M31

5
THE BLACK EYE GALAXY M 64
Designation M64 Sleeping Beauty
Galaxy Type Spiral
Galaxy Diameter 51,000 light
years Distance 24 million light years
Constellation Coma Berenices Brightness
9.36
6
2
SOMBRERO GALAXY M 104
Designation M104 or NGC 4594 Type
Spiral Diameter 50,000 ly Distance
29 Mly Constellation
Virgo Brightness -21.8
7
Pinwheel GalaxyM
Pinwheel Galaxy M 1o1
Designation M101 or NGC 5457 Type
Spiral Diameter 170,000 ly Distance 21
Mly Number of Stars 1 trillion Constellation
Ursa Major Brightness
7.86
8
Antennae Galaxies
Designation NGC 4038 NGC 4039 Type
Interacting Spirals Distance 45
Mly Constellation Corvus Group
Virgo Cluster Brightness 11.2 /
11.1 Tail - Tail Distance 350,000
ly Centre - Centre Distance 30,00 ly
9
Andromeda Galaxy M31
Designation M31 or NGC 224 Type
Spiral Diameter 220,000 ly Distance 2.54
Mly Mass 1,230 billion M? Number
of Stars 1 trillion Constellation
Andromeda Group Local
Group Brightness -21.5 Right
ascension 00h 42m 44.3s Declination
41 16' 9?
10
Milky Way Galaxy
Type Barred Spiral Galaxy
Diameter 100,000 - 180,000 ly Mass
800 - 1,500 M? Age 13.6
Billion years Constellation Sagittarius Group
Local Group Number of Stars 100 - 400
billion Distance to Galactic Centre
27,000 ly
11
Bodes Galaxy M81
Designation M81 Type grand
spiral galaxy Distance 11.8
0.4 Mly Constellation Ursa major Brightness
6.94
12
Centaurus A
Designation NGS 5128 Type
Elliptical Galaxy Distance 10 16
Mly Constellation Centaurus Brightness
6.84
13
Whirlpool Galaxy M51
Designation M 51 NGS 5194 Type
Grand Spiral Galaxy Distance
23 4 Mly Constellation Canes
Venatici Brightness 8.4
14
Hoags object Ring Galaxy
Designation PGC 54559 Type
Ring Galaxy Distance
612.89.4 Mly Constellation
Serpens Caput Brightness
16.2
15

• Thank you