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LOCAL GALACTIC GROUP

Along with our own Milky Way Galaxy, the Local Galactic Group is a collection of more than fifty nearby galaxies, including the Large and Small Magellanic Clouds and the Andromeda Galaxy.
 
The Large Magellanic Cloud

The Large Magellanic Cloud, is a satellite galaxy of the Milky Way Galaxy.


Image credit: NASA.

 
Large Magellanic Cloud Facts

Distance: 1,542,000,000,000,000,000 kilometres (1 quintillion, 542 quadrillion kilometres), or 958,200,000,000,000,000 miles (958 quadrillion, 200 trillion miles)

Diameter: 132,450,000,000,000,000 kilometres (132 quadrillion, 450 trillion kilometres), or 82,300,000,000,000,000 miles (82 quadrillion, 300 trillion miles)

Number of stars: Possibly 30,000,000,000 (30 billion)

 
The Small Magellanic Cloud

The Small Magellanic Cloud is clearly visible in Southern Hemisphere skies (along with the Large Magellanic Cloud) with the naked-eye.


Image credit: Hubble, ESA/NASA.

 

Small Magellanic Cloud Facts

Distance: 1,892,000,000,000,000,000 kilometres (1 quintillion, 892 quadrillion kilometres), or 1,176,000,000,000,000,000 miles (1 quintillion, 176 quadrillion miles)

Diameter: 66,225,000,000,000,000 kilometres (66 quadrillion, 225 trillion kilometres), or 41,150,000,000,000,000 (41 quadrillion, 150 trillion miles)

Number of stars: Possibly 3,000,000,000 (3 billion)

 

Andromeda, is the largest galaxy in the local galactic group.  It is even larger than our own Milky Way Galaxy.


Image credit: Adam Evans.

 

Andromeda Galaxy Facts

Distance: 24,000,000,000,000,000,000 kilometres (24 quintillion kilometres) or 15,000,000,000,000,000,000 miles (15 quintillion miles)

Diameter: 2,081,000,000,000,000,000 kilometres (2 quintillion and 81 quadrillion kilometres), or 1,293,000,000,000,000,000 miles (1 quintillion, 293 quadrillion miles)

Number of stars: 1,000,000,000,000 (1 trillion)