Chris Hemsworth, the Australian heartthrob known for his portrayal of Thor in the Marvel Cinematic Universe, had a momentous day on Thursday. He was honored with the 2,781st star on the Hollywood Walk of Fame, joining the ranks of fellow Marvel superheroes like Robert Downey Jr., Samuel L. Jackson, and Scarlett Johansson. Related National Geographics Renews Disney+ Series Limitless with Chris...