Capturing the cosmic 'drift' before a star is born
Researchers have detected 'ambipolar diffusion' in a prestellar core for the first time, providing new insights into how magnetic fields influence the gravitational collapse that leads to star formation. This discovery helps explain the complex chemistry and physical processes occurring in the early stages of stellar birth.
Why it matters
This fundamental research advances our understanding of the origins of stars and planetary systems, contributing to the broader field of astrophysics.
edited by Sadie Harley , reviewed by Andrew Zinin
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Add as preferred source The blue lines represent the magnetic field lines, which are bent due to the gravitational contraction of the core. The red and green dots depict the ion and neutral molecular species, respectively, and the arrows trace their inflow motion towards the core center (the faster they travel the longer the arrows). Credit: Yurika Nakamura and Doris Arzoumanian/Kyushu University Stars like our sun are formed from the collapse of stellar objects called prestellar cores, cold and dense concentrations of gas and dust held together by gravity. While many questions remain about the exact mechanisms of star formation, advanced radio telescopes have given researchers new insights into the inner workings of infant stars.
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