L183 or L134N is a pre-stellar core in the constellation Serpens Cauda 360 light-years away. This massive accumulation of gas and dust was the interstellar object in which the phenomenon of coreshine was first investigated by astronomers and produced a new means of probing its previously opaque core.L183 (L134N) Revisited - L. Pagani, A. Bacmann et al.Charlotte Vastel, T.G Phillips, P Caselli, C Ceccarelli and L Pagani Deuterium enhancement in pre-stellar cores
External links BIMA N2H+ 1-0 Mapping Observations of L183: Fragmentation and Spin-Up in a Collapsing, Magnetized, Rotating, Prestellar Core
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