Eclipsed Horizons: Unveiling the Dark Genome presents a revolutionary perspective on the human genome, building upon years of research challenging the conventional notion that non-coding DNA is merely "junk." Through rigorous scientific analysis, this book advances a groundbreaking new theory: that these vast non-coding regions — comprising 98% of our genome — function as a sophisticated adaptive reservoir with latent potential that activates in response to environmental challenges.Dr Prabakaran develops a compelling information-theoretic framework to understand how this "dark genome" operates as nature's supreme adaptive system. Beginning with a speculative scenario of space-adapted humans called Homo minimus, he traces the cosmic origins of life's elements, explores DNA's remarkable information architecture, and examines evolutionary transitions where non-coding regions played crucial roles in developing biological complexity. While incorporating speculative elements to engage readers, this text maintains academic rigor throughout, making it suitable as a textbook on the dark genome. Each chapter builds on empirical research while proposing testable hypotheses about stress-responsive elements of genomic function, regulatory networks, and the dark proteome that activate during environmental crises.The culminating chapters explore potential implications for humanity's cosmic future, suggesting that the dark genome may harbor adaptations relevant to space environments. This hybrid approach — balancing academic precision with accessible narrative and thoughtful speculation — makes the book valuable for both specialized academic audiences and interested general readers seeking a deeper understanding of genomic complexity beyond conventional paradigms.