Résumé
We present the first emission-line spectrum of β Pictoris, as revealed by the Far Ultraviolet Spectroscopic Explorer satellite. Broad emission lines due to highly ionized species, C III and O VI, are well detected above the very low continuum level. The mere presence of such lines in the β Pic spectrum is evidence of a complex stellar environment, including dense and hot regions. We argue that these spectral features may originate from a solar-like extended chromosphere or from magnetospheric accretion.
| langue originale | Anglais |
|---|---|
| Pages (de - à) | L67-L70 |
| journal | Astrophysical Journal |
| Volume | 557 |
| Numéro de publication | 1 PART 2 |
| Les DOIs | |
| état | Publié - 10 août 2001 |
| Modification externe | Oui |
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