ORIONID METEOR ALERT — CELESTIAL SHOWERS TONIGHT ✨ October 19–20, 2025 The heavens are radiant tonight. 🌌 As Earth sweeps through the dusty trail left by Halley’s Comet, the Orionid meteor shower reaches its peak, delivering one of autumn’s most dazzling night sky spectacles. From peaceful rural hills to quiet city outskirts beneath open skies, fast-moving meteors will blaze overhead—fleeting strokes of starlight arcing from the constellation Orion. Watch for sudden bursts of green, white, and

Chelyabinsk Meteor • High-fidelity Simulation Offers Insight into 2013 Atmospheric Disruption 10.3.23 VIDEO: The meteor is shown as a contour of the damage state (white intact, black fully-damaged). Shock-heated air nodes are displayed as points colored by their temperature. Initially fracture begins at the rear of the object. The crack then propagates forward eventually splitting the object into three coherent fragments. The fragments are disrupted shortly thereafter. Image courtesy of LLNL Pla