Intro

Collaboration

“Alone we can do so little;
together we can do so much.”

Hellen Keller, a writer and educator, consistently emphasized the power and importance of collaboration. Despite losing her vision and hearing at the age of 18 months, she was able to discover new possibilities through encounters and interactions with many other people. Sharing different ideas and experiences with others broadens our horizons. The power of interactions stands out in tiny everyday moments, including chitchat with strangers at a cafe, encounters with neighbors, and candid conversations with friends. SNU People features stories where people with different backgrounds and aspirations gather to share their knowledge and experiences and picture a bigger future. We trace the efforts to harmoniously integrate science and art as well as theory and experimentation across disciplines.

An imaginary diagram of “Proxima Centauri,” where the theme of the Netflix series Three Body Problem emerged. The brightly shining triple stars and the one located below to the left are the red planet.
ESO/L. Calçada

Unraveling the mystery of the birth of triple stars by combining a radio telescope and supercomputer

Jeong Eun Lee, a Department of Physics and Astronomy professor, has revealed the formation process of a “multiple star system” born in cosmic dust. Typically, stars are simultaneously born as part of a "multiple star system," whose formation process had been unknown. The international research team led by Professor Lee investigated “IRAS 04239+2436,” a trinary protostar system, using the Atacama Large Millimeter/submillimeter Array (ALMA) radio telescope, located in the Atacama Desert, Chile, discovering colossal spiral arms near three embryo stars. The results of this study first identified the process of supplying substances necessary for the birth of embryo stars by combining supercomputer simulations with radio telescope observations. The cover image depicts the scene after the complete birth of the triplet star system, showing three stars and the surrounding planets.

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