<ul><li>Binary star systems are common in our Galaxy, with stars varying in mass, size, and brightness, shaping their evolution dramatically.</li><li>Astronomers have discovered a rare pulsar in a binary system, where radiation pulses are occasionally blocked by its companion every few hours.</li><li>The discovery was made using the world's largest single-dish radio telescope known as FAST, located in China, allowing scientists to study pulsars and extraterrestrial intelligence.</li><li>The newly discovered system, PSR J1928+1815, 455 light years away, provides insights into binary star processes, neutron star formation, and stellar evolution, supporting existing theories in the field.</li></ul>

One star once orbited inside the other in this bizarre binary system

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