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Spectroscopy of Free-floating Planetary-mass Objects and Their Disks with JWST

  • Authors: Belinda Damian, Aleks Scholz, Ray Jayawardhana, V. Almendros-Abad, Laura Flagg, Koraljka Mužić, Antonella Natta, Paola Pinilla, Leonardo Testi

Belinda Damian et al 2025 The Astronomical Journal 170 .

  • Provider: AAS Journals

Caption: Figure 10.

Shape and strength of the silicate emission feature of our FFPMOs with a disk (before and after dereddening) and a sample of brown dwarfs, T Tauri stars, and Herbig Ae/Be stars from I. Pascucci et al. (2009). The error bars indicate the upper and lower values for a change in AV of ±1 mag. In comparison, this shows that the silicates in the disk around FFPMOs are processed to a higher degree than their massive counterparts.

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