Extraterrestrial Super-Civilizations Can Hide Their Sun

According to a famous physicist, a highly advanced extraterrestrial civilization living in another solar system can hide their sun in order to save energy. This can be accomplished by building a shell around the star.

Dr. Freeman J. Dyson, theoretical physicist and mathematician believes that by destroying their planets, advanced alien civilizations can use the pieces to build a hollow ball around their sun. [link to www.messagetoeagle.com]