A flashing fireball dashed across the skies of western Japan, shocking residents and dazzling stargazers, though experts said it was a natural phenomenon and not an alien invasion.

A massive fireball streaked across the skies of western Japan, glowing in brilliant shades of green and blue and startling residents who thought night had briefly turned to day. Experts say the dazzling meteor, so bright it rivaled the moon, likely plunged ...