Stellar formation and evolution
News
Most massive stellar black hole in our galaxy found
Astronomers have identified the most massive stellar black hole yet discovered in the Milky Way galaxy. This black hole was spotted in data from the European Space Agency’s Gaia mission because it imposes an odd ‘wobbling’ motion on the companion star orbiting it. Data from the European Southern Observatory’s Very Large Telescope (ESO’s VLT) and other ground-based observatories were used to verify the mass of the black hole, putting it at an impressive 33 times that of the Sun.
First eclipse binary system discovered in NGC 2232
By combining the photometry of the TESS space telescope with the high-resolution spectroscopy of HARPS-N (TNG), a team of researchers, led by Antonio Frasca of the Osservatorio Astrofisico di Catania, has discovered a low-mass eclipsing binary system, the first in the...
Personnel
Mario Accolla, Giovanni Bonanno, Cristobal Bordiu, Elisa Brugaletta, Carla Buemi, Filomena Bufano, Enrico Corsaro, Elisa M.C. Distefano, Antonio Frasca, Adriano Ingallinera, Alessandro C. Lanzafame, Francesco Leone, Paolo Leto, Sara Loru, Sergio Messina, Isabella Pagano, Maria Letizia Pumo, Gaetano Scandariato, Corrado Trigilio, Grazia Umana
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