Modern theories, and observations of astronomical space and time, reveal a vast expanding universe of galaxies, whose origin was an explosive 'big bang' that took Place around 15,000 million years ago.
A BBC/OU production (R)
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Modern theories, and observations of astronomical space and time, reveal a vast expanding universe of galaxies, whose origin was an explosive 'big bang' that took Place around 15,000 million years ago.
A BBC/OU production (R)