Astronomers leveraging the next-generation Vera C. Rubin Observatory have identified a massive, 140-meter-wide near-Earth asteroid, officially designated as 2026 TL4. Planetary defense specialists classify this fast-moving celestial object as a potential “city-killer” due to its projected orbital trajectory crossing closely with Earth’s path. While NASA tracking data reassures the public that there is zero immediate impact risk for the next century, the cosmic discovery provides an unprecedented scientific opportunity to test remote satellite redirection technologies on actual deep space targets.
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