In my opinion, this is all due to inevitable time, under whose control everyone in every planet is carried, just as the clouds are carried by the wind.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
सर्वं कालकृतं मन्ये भवतां च यदप्रियम् । सपालो यद्वशे लोको वायोरिव घनावलिः
sarvaṃ kālakṛtaṃ manye bhavatāṃ ca yadapriyam | sapālo yadvaśe loko vāyoriva ghanāvaliḥ
SB 1.9.14