Multiple choice general knowledge science & technology

Approximately how many stars does the Andromeda Nebula contain?

  1. 100,000

  2. 100,000,000

  3. 100,000,000,000

  4. 10,000
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Andromeda Galaxy (historically called the Andromeda Nebula) contains approximately 1 trillion (10^12) stars. This makes it comparable to or slightly larger than our Milky Way. 100 billion (10^11) is the correct order of magnitude for a large spiral galaxy.

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