Researchers from Penn State University and the European Space Agency havr located the smallest known brown dwarf by using NASA's James Webb Space Telescope. Photo courtesy of the European Space Agency ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Dec. 13 (UPI) -- NASA said its James Webb Space Telescope has spotted the "tiniest free-floating brown dwarf" ever identified. "Brown dwarfs are objects that straddle the dividing line between stars and planets," the space agency said in a press release Wednesday, "They form like stars," NASA said. However, unlike stars, Brown dwarfs don't have enough mass to cause nuclear fusion in their cores the way stars do....
