Question

How powerful is the Hubble Space Telescope? Would it be able to view a man walking on the moon?

Answer 1

Hubble space telescope have a main mirror of 2.4 meters in diameter.Its angular resolution is0.05 arc seconds.

Explanation:

In good weather from a height-of 600 kilometers it can see an object about 15 centimeter is size on earths surface,
Moon is 375000 kilometers average.So it can not see a man on Moon.