Blue star or bluestar may refer to: * O-type star (a.k.a. blue star), a stellar classification

Animals

* '' Linckia laevigata'', a sea star from the Indian and West Pacific Oceans * ''

Phataria unifascialis ''Phataria unifascialis'' is a species of starfish in the family Ophidiasteridae. It is sometimes known as the blue seastar or tan starfish, but both these names are also used for other species (e.g., blue seastar for ''Linckia laevigata''). It ...

'', a sea star from the East Pacific

Businesses

* Blue Star (company), an Indian Air conditioning company * Blue Star Ferries, a Greek ferry company *

Blue Star Infotech Blue Star Infotech Ltd, based in Mumbai with offices in Bangalore, Santa Clara, New Jersey, London, Singapore, Malaysia, is a global provider of product development services, enterprise solutions and services, travel technology solutions and te ...

, Indian company * Blue Star Line, a former British shipping company *

Blue Star Productions Blue Star Productions was a Sun Lakes, Arizona-based publishing imprint (trade name), imprint of Book World, Inc. of mostly comparative Supernatural, spiritual traditions, mystical, Metaphysics, metaphysical, new age, paranormal, ufology, philosophy ...

, a publishing imprint and a division of Book World, Inc *

Bluestar (bus company) Solent Blue Line Limited, primarily trading under the name Bluestar, is a bus operator providing services in Southampton and surrounding areas of Hampshire. It is a subsidiary of the Go South Coast sector of the Go-Ahead Group. History Sole ...

, based in Southampton, England * Bluestar Company, a predecessor of ChemChina

Military

* Operation Blue Star, a 1984 Indian military operation * Blue stars used on service flags denote a United States service member fighting in a war ** Blue Star Memorial Highway, a system of highway markers honoring veterans **

Blue Star Mothers Club Blue Star Mothers of America, Inc. (BSMA), is a private nonprofit organization in the United States that provides support for mothers who have sons or daughters in active service in the U.S. Armed Forces. It was originally formed during World Wa ...

, a non-profit military support group

Music

* "Blue Star" (song), first recorded 1955 * ''Blue Star'' (album), is an album by Levinhurst

Plants

* '' Amsonia'', plant species also named "bluestar" **

Hubricht's Bluestar ''Amsonia hubrichtii'', commonly known as Hubricht's bluestar, Arkansas bluestar, or thread-leaf bluestar, is a North American species of perennial flowering plant in the Apocynaceae (dogbane) family, first described in 1943. It is native to Okla ...

(''Amsonia hubrichtii''), plant * '' Isotoma axillaris''

Others

* ''The Blue Star'' (novel), a 1952 fantasy novel by Fletcher Pratt *

Newcastle Blue Star F.C. Newcastle Blue Star F.C. is a football club based in Newcastle upon Tyne, England. It was established in 1930 and joined the Wearside League in 1973. In 1978, it won the FA Vase. Having won promotion to the Northern Premier League Premier Divisio ...

, English association football team * Blue star, the logo of Newcastle Brown Ale *

BlueStar PR BlueStar (formerly "BlueStar PR"), "The Jewish Ink Tank", is a San Francisco-based nonprofit organization which produces "''visual media that strengthens existing efforts to gain popular support and interest for Israel and Judaism.''" Blue Star ...

, Jewish political organization *

Tesla BlueStar The Tesla Model 3 is a compact executive sedan that is battery powered and produced by Tesla. Limited production of the Model 3 began in mid-2017, with the first production vehicle rolling off the assembly line on July 7, 2017. The officia ...

, code name for the Tesla Model 3 electric car *

Blue Star Wicca Blue Star Wicca is one of a number of Wiccan traditions, and was created in the United States in the 1970s based loosely on the Gardnerian and Alexandrian traditions. It continues to be practiced today in areas of the United States (including ...

, a sect of traditionalist witches * Blue Star, a nickname for the United States business band frequency of 467.925 MHz *

Blue Star (SLV) Blue star or bluestar may refer to: * O-type star (a.k.a. blue star), a stellar classification Animals * ''Linckia laevigata'', a sea star from the Indian and West Pacific Oceans * ''Phataria unifascialis'', a sea star from the East Pacific Busi ...

, satellite launcher *

Blue star tattoo legend The blue star tattoo legend is an urban legend which states that a temporary lick-and-stick tattoo soaked in Lysergic acid diethylamide, LSD and made in the form of a blue star, or of popular children's cartoon characters, is being distributed to ...

* Blue Star, a type of Multiple working system used on British locomotives *

Blue Star Kachina In Frank Waters's writings on Hopi mythology, the Blue Star Kachina or Saquasohuh, is a kachina or spirit, that will signify the coming of the beginning of the new world by appearing in the form of a blue star. The Blue Star Kachina is said to be t ...