The object -- about 20 centimeters long with a flat end -- was first photographed by the Curiosity Rover in 2022 in Gale Crater and recently flagged by Harvard astrophysicist Avi Loeb in a blog post. A party hat-shaped object spotted on Mars is drawing renewed scrutiny, with some experts suggesting it could be evidence of something major while others offered a trashy explanation for the cone. The object — roughly 20 centimeters long with a flat e... [1492 chars]