NASA space telescope spots a double star system with an alter ego
appears to change its behavior rapidly and unpredictably like a cosmic story of Dr. Jekyll and Mr. Hyde. This stellar duo, known as Terzan 5 CX1, lies roughly 19,000 light-years from Earth in a dense collection of stars, or , called Terzan 5. The pair consists of a neutron star — an extremely dense remnant of a supernova explosion — and a smaller, sunlike star. and the National Science Foundation's Karl F. Jansky Very Large Array (VLA), astronomers found that this binary star system switches between two alter egos every few years. Data ...
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