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The Cosmic Near, Fragile Shield of Planetary Defense!
Asteroid 1998 OR2 is not a typical “near-Earth” object. It belongs to a rare and formidable category of celestial bodies whose sheer scale demands respect and constant vigilance. With a diameter estimated between 1.5 and 4 kilometers, it is an object of truly global proportions. To put its size into a terrestrial perspective, if this asteroid were placed on the surface of the Earth, it would stand taller than many of the world’s most famous mountain peaks. In the context of planetary impact science, an object of this magnitude is categorized as a “global killer.” Should a rock of this size ever intersect with the Earth’s orbit, the result would not be a localized disaster, but a cataclysmic event capable of altering the very chemistry of our atmosphere, collapsing global ecosystems, and reshaping the coastlines of entire continents through massive, multi-oceanic tsunamis.