There were also reports of a light streaking across the sky and a "possible explosion," the Hamilton County Emergency Management said, as the source of the activity was under investigation.
"It may have been a sonic boom," Hamilton County Emergency Management tweeted Friday night. "Police and fire continue to investigate." In this screen grab from video, a possible fireball meteor is shown in the sky above Center Grove, Ind., on April 21, 2023.A National Weather Service lightning detection system picked up "something over Carroll County," Hamilton County Emergency Management said.
Experts soon surmised that the sonic boom was from a suspected meteor. The National Weather Service's Indianapolis office said its Geostationary Lightning Mapper