cosmos and origins
Is the Hindu concept of multiple universes (Ananta Brahmanda) supported by modern cosmology?
What the tradition says
Ananta Brahmanda means something close to infinite universes or endless cosmic eggs. Puranic tradition, including descriptions found in the Bhagavata Purana, pictures countless universes floating in an infinite expanse, each like a bubble or a sealed egg. Each universe is born, lives for an enormous span of time, and then dissolves, only for the cycle to begin again. This is not a small or modest picture. The scale is staggering, and the tradition treats it as a natural expression of the limitless nature of the divine. The Devi Bhagavata Purana carries similar imagery. These are not fringe ideas in the tradition. They sit at the heart of how Puranic thought understands creation.
Where the comparison comes from
The comparison between Hindu cosmology and modern physics became more widely discussed in the twentieth century. Some scientists and writers, including Carl Sagan, pointed out that Hindu tradition was unusual among ancient systems of thought for imagining cosmic timescales and scales of space that dwarf those of most other traditions. This drew genuine admiration. It also sparked a popular idea that ancient Hindu thinkers somehow anticipated modern science. That idea is worth looking at carefully.
What modern cosmology actually says
Modern multiverse theories come from physics and mathematics. Inflationary cosmology suggests that rapid expansion after the Big Bang may have produced many separate regions of space, each effectively its own universe. String theory points to a vast landscape of possible universes with different physical laws. These are serious scientific proposals, but they are still debated among physicists. There is currently no direct observational evidence for other universes. They remain theoretical. The bubble imagery in some of these models does look a little like the Puranic picture, and that is a genuinely interesting parallel.
Similar images, different purposes
The similarities are real but easy to overstate. The Puranic universes are part of a spiritual and devotional framework. They express the boundlessness of the divine, the smallness of any single world, and the endlessness of time. They are not predictions made through observation or mathematics. Modern multiverse theories are built from equations, particle physics, and cosmological data. They are trying to describe physical reality, not spiritual truth. Two traditions can arrive at a similar image for completely different reasons. That is interesting, but it does not mean one proves the other.
How people see it today
Many Hindus find genuine pride and wonder in the fact that their tradition imagined such a vast cosmos long before modern science reached similar territory. That feeling is understandable. Scholars and scientists tend to be more cautious, noting that the match is poetic rather than precise. Both things can be true at once. The tradition's cosmic vision stands on its own, and modern cosmology stands on its own. The conversation between them is interesting, even if it does not settle into a clean answer.