Since others have already answered your question hence, you now know that lighting does occur on other planets. But, I would like to explain "Why" lighting occurs? coz that would equip you with the knowledge to form your own answer. read more
Yes lightning does occur on other planets. It has been confirmed by direct observation through telescopes that lightning occurs on Jupiter, Venus and Saturn. I do not know of other planets. Jupiter The lightning strikes on Jupiter are crazy. They are about 100 times more powerful than those on earth. Such kind of lightning strikes are called Superbolts. read more