Beautiful and Luxurious: How Looks Like 7-Star Hotel Inside And Out http://fun-facts.today/main/324-beautiful-and-luxurious-how-looks-like-7-star-hotel-inside-and-out.html International hotel rating system provides a 5-star classification. Above it there is nothing, 5 stars is a luxury, worthy of kings. Does whence come the 7-star hotels?
In the universe, most stars occur in groups of at least two stars. Two stars that are locked in elliptical orbit around their center of mass (their barycenter) are called a binary star system. About half of all stars are in a binary star system