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Q: What are the names of the two small moons orbiting Mars discovered by American astronomer Asaph Hall in 1877?
  • A. Miranda and Triton
  • B. Phobos and Deimos
  • C. Karen and dyschromia
  • D. Enceladus and Titan
Correct Answer: Option B - The names of two small moons revolving around Mars, discovered by American astronomer Joseph Hall in 1877 AD, are Phobos and Deimos.
B. The names of two small moons revolving around Mars, discovered by American astronomer Joseph Hall in 1877 AD, are Phobos and Deimos.

Explanations:

The names of two small moons revolving around Mars, discovered by American astronomer Joseph Hall in 1877 AD, are Phobos and Deimos.