A brown dwarf is a type of substellar object that has a mass between those of the heaviest gas giant planets and the least massive stars, i.e., approximately 13 to 75–80 times that of Jupiter , or approximately 2.5×1028 kg to about 1.5×1029 kg. Below this range are the sub-brown dwarfs (sometimes referred to as rogue planets), and above it are the least massive red dwarfs.
The Brown Dog affair was a political controversy about vivisection that raged in England from 1903 until 1910. It involved the infiltration by Swedish feminists of University of London medical lectures; pitched battles between medical students and the police; police protection for the statue of a dog; a libel trial at the Royal Courts of Justice; and the establishment of a Royal Commission to investigate the use of animals in experiments.
The Brown Derby was the name of a chain of restaurants in Los Angeles, California. The first and best known of these was shaped like a man's derby hat, an iconic image that became synonymous with the Golden Age of Hollywood.
The brown dipper , also known as Pallas's dipper, Asian dipper or the Asiatic dipper, is an aquatic songbird found in the mountains of the east Palearctic. It is a thrush-like bird with a cocked tail.
Brown Deer is a village in Milwaukee County, Wisconsin, United States. As a suburb of Milwaukee, it is part of the Milwaukee metropolitan area.
The Brown Daily Herald is the student newspaper of Brown University in Providence, Rhode Island. Established in 1866 and published daily since 1891, The Herald is the second-oldest student newspaper among America's college dailies.
Brown is a color.
The brown dorcopsis , also known as the brown forest wallaby, is a species of marsupial in the family Macropodidae. It is endemic to the lowlands of West New Guinea and the nearby Indonesian islands in West Papua of Misool, Salawati, and Yapen.
Brown diamonds are the most common color variety of natural diamonds. In most mines, brown diamonds account for 15% of production.
The Brown Derbies is an a cappella group at Brown University. They were founded by Darryl Shrock in 1982 and have released fourteen albums.