Astronomers have released their first analysis of our second known interstellar visitor, comet 2I/Borisov, and these findings show that despite the comet’s extra-solar origins, the materials that this alien visitor is made of are downright familiar. First spotted on August 30, 2I/Borisov’s orbital path was quickly determined to follow aread more

A series of UFOs spotted over the Chilean island of Chiloé sparked numerous fires on the ground on September 25. Residents of Dalcahue City reported seeing the fireballs tumbling through the sky, before they struck the ground, causing at least seven fires, prompting a response from local firefighters. The Directorread more