From Possibility to the Certainty of a Supermassive Black Hole

Notes from Lecture delivered by Professor Andrea Ghez, Nobel Laureate Physics 2020, Professor of Physics and Astronomy, University of California, Los Angeles. March 22, 2021. Does our galaxy harbor a Supermassive Black Hole at its center? There are two perspectives as to why one might want to pursue this question: Does really massive Black HolesContinue reading “From Possibility to the Certainty of a Supermassive Black Hole”

Visual Astronomy: an Introduction

Ever wondered what are those points of light in the night sky? Are planets visible to naked eyes? Can we see our neighbor spiral galaxy? Well, before starting with astronomy, let’s start with some basics. Magnitude It is the measure of the brightness of an astronomical object. A star with a magnitude of +1 isContinue reading “Visual Astronomy: an Introduction”