Multiple Choice
The star Proxima Centauri has a parallax of 0.77 arcsec (the largest parallax known) . How far is this star system from the Sun in light-years? (Careful with units!)
A) 4.24 ly
B) 0.41 ly
C) 1.33 ly
D) 0.75 ly
Correct Answer:
Verified
Correct Answer:
Verified
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