Miners working in the Pilbara region spotted the strange object—which illuminated the clouds as it flew past—around 1 a.m. local time, with the glow lasting for so long that many were able to capture the event on their phones. Experts say that the object was probably not a piece of spacecraft debris falling to Earth, but rather a "fireball," which is a very bright meteor. "What we tend to see—when objects like space debris, or if it's a satellite burning up—what we tend to see is sort of like crackles and sparks. This is due to the fact that there...