I had assumed it was an errant drone…
According to scientists, five to 10 smaller meteorites hit the planet each year. Larger events like the one over Russia are more rare, and some experts said it may have been the biggest such blast since another meteor hit Siberia in 1908.
Also Friday, residents of the San Francisco Bay Area reported seeing a fireball in the sky that scientists said was likely a piece of space rock. Another meteor in the same area last October caused a loud sonic boom.
via Cuban media report meteorite explosion this week akin to Russia’s, but no damage reported – The Washington Post.