In one sense they are the same thing. An asterism is a recognizable pattern of stars. In the general sense, a constellation is the same thing. In a more technical sense, Constellation refers to an officially paritioned section of the sky within which are stars that form a well-known asterism.
The global movie and entertainment industry consists of organizations primarily engaged in the production and distribution of motion pictures and sound recordings. Online and mobile distribution of movies is expected to be the fastest growing sector in future with growing dominance of the internet experience over all content consumption and increasing broadband penetration.
A worldwide computerized reservation network used as a single point of access for reserving airline seats, hotel rooms, rental cars, and other travel related items by travel agents, online reservation sites, and large corporations. The premier global distribution systems are Amadeus, Galileo, Sabre, and Worldspan.