astronomy instrumentation 1citizen science 1coronal brightness 1exoplanet biosignatures 1habitable worlds observatory 1high-contrast imaging 1MHD modeling 1radial velocity 1solar corona 1total solar eclipse 1ultraviolet spectroscopy 1
From the 2 of 8 papers with an AI index.
7 citations
- California Institute of TechnologyUS5 papers
- Center for Astrophysics Harvard & SmithsonianUS5 papers
- University of ArizonaUS5 papers
- University of California, BerkeleyUS4 papers
- Australian National UniversityAU3 papers
- European Southern ObservatoryCL3 papers
- Infrared Processing and Analysis CenterUS3 papers
- Instituto de Astrofísica de CanariasES3 papers
- Jet Propulsion LaboratoryUS3 papers
- Kavli Institute for Particle Astrophysics and CosmologyUS3 papers
- Michigan State UniversityUS3 papers
- Planetary Science InstituteUS3 papers
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astro-ph.SR2026
New Spatially Resolved Observations of Betelgeuse from the VLA and ALMA: Evidence for Atmospheric Perturbations from a Close Companion
L. D. Matthews, A. K. Dupree, A. M. S. Richards +1
We present new spatially resolved observations of the red supergiant Betelgeuse ( Orionis) at seven frequencies: 22 GHz (1.36cm); 44 GHz (6.8mm); 107 GHz (2.8mm); 136 G…
astro-ph.SR2026
Structure and Dynamics of the Inner Corona Measured from the DEB Initiative 2024 Eclipse Image Sequence
Matthew J Penn, Robert Baer, Chris Mandrell +66
The paper reports measurements of the inner solar corona’s brightness and flow speeds obtained from a network of citizen‑science telescopes during the April 8 2024 total solar ecli…