Welcome to my website! I am Diego Calderón, PhD student in Astrophysics at Instituto de Astrofísica (IA) of the Pontificia Universidad Católica de Chile (PUC) since 2015.

Currently, I am working on my PhD thesis entitled “The role of interacting stellar winds feeding Sgr A*”. This work is under the supervision of Professor
Jorge Cuadra who leads the Numerical Hydrodynamics group at IA-PUC.

The main goal of my research is to understand the accretion of the cold gas (T~ 10,000K) onto the central super-massive black hole of our Galaxy. This component would be formed through hydrodynamical instabilities in stellar wind collisions. The cold gas may be the bulk of the accretion and also the responsible of its variability episodes.


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Bunch of araucarias in a cloudy summer day near Icalma, Chile.