Lupus I cloud complex with inset showing HAWC+ total intensity image of IRAS 15398-3359
A Magnetic Hourglass Detection for a Low-Mass Protostar
Date

A portion of the Lupus I cloud complex. Color shows the emission by interstellar dust grains at three different wavelengths observed by Herschel (250, 350, and 500 microns). Streamlines show the associated magnetic fields based on Planck polarization data. The inset shows a HAWC+ total intensity image of the low-mass protostellar core, IRAS 15398-3359. The superposed streamlines from HAWC+ polarization data show that the magnetic fields are beginning to take on the expected hourglass shape.

Credit
Background: ESA/Herschel/Planck; J. D. Soler, MPIA; Inset: Redaelli et al., 2019.
Image Number
SCI2020_0010

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