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Q: Which of the following is our nearest known Galaxy?
  • A. Galaxy UGC 2885
  • B. Sagittarius Dwarf Eliptical Galaxy
  • C. Canis Major Dwarf Galaxy
  • D. Triangulum Galaxy
Correct Answer: Option C - The Canis Major Dwarf Galaxy lies some 25,000 light-years from Earth's solar system and about 42,000 light-years from the center of the Milky Way, which makes it the closest galaxy to the Milky Way found till date. It contains only about a billion stars (in comparison, the Milky Way Galaxy contains several hundred billion stars)
C. The Canis Major Dwarf Galaxy lies some 25,000 light-years from Earth's solar system and about 42,000 light-years from the center of the Milky Way, which makes it the closest galaxy to the Milky Way found till date. It contains only about a billion stars (in comparison, the Milky Way Galaxy contains several hundred billion stars)

Explanations:

The Canis Major Dwarf Galaxy lies some 25,000 light-years from Earth's solar system and about 42,000 light-years from the center of the Milky Way, which makes it the closest galaxy to the Milky Way found till date. It contains only about a billion stars (in comparison, the Milky Way Galaxy contains several hundred billion stars)