The space rock fragments originally came from Vesta, scientists concluded.
A concentration of plasma in the Earth's atmosphere, called the ionosphere, interacts with solar winds, ultraviolet radiation and radio waves.
Here's a list of 7 intriguing objects — and a few reptiles — that made headlines for falling from the sky.
Chilean officials are investigating a curious collection of burning objects that fell onto parts of the country last week.
Scientists may be one step closer to solving the mystery of water on the moon; the secret may lie in a synergistic interaction between the solar wind, micrometeorites and moon dust.