NASA's Webb telescope spotted what is likely the smallest brown dwarf ever observed. Brown dwarfs are some of the most unusual objects in the universe. They aren't a star or a planet. In theory, such ...

A new image from the James Webb Space Telescope shows a stunning view of a star cluster that contains some of the smallest brown dwarfs ever identified. A brown dwarf, also sometimes known as a failed ...

The James Webb Space Telescope, which NASA calls the most powerful telescope ever built, has been astounding scientists and space enthusiasts since international agencies, including the European Space ...

A large asteroid could be reclassified as a dwarf planet -- which could make it the smallest in the solar system -- after new research revealed it's shape, astronomers said on Monday. A large asteroid ...

"Makemake is one of the largest and brightest icy worlds beyond Neptune, and its surface is dominated by frozen methane," ...