As there is no atmosphere on the moon, stars do not appear to twinkle when seen from there.
Stars can be seen from the moon even when its daylight there.
(a) What is atmospheric refraction ? What causes atmospheric refraction ? (b) Why do stars twinkle on a clear night ? (c) Explain why, the planets do not twinkle at night.
Question 30 How does refraction takes place in the atmosphere? Why do stars twinkle but not the planets?