The Presidential Daily Brief

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  1. Asteroid

    Asteroid Detection System Launches to Watch Space Debris

    We’ve been visited by an extraterrestrial. A large asteroid passed close to Earth last night — but a new NASA computer program, Scout, gave us advance warning. Scout constantly scans images and data from the world’s most sophisticated telescopes to find asteroids zooming close to Earth — something which happens about five times a night. Scout picked up this weekend’s harmless visitor with five days’ notice. The trick is to identify which ones could potentially collide with our planet, a skill NASA hopes Scout will develop over time.

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