Category: Notes & Essays
Galaxies are enormous conglomerations of stars and interstellar material. The qualifying morphological properties of these objects, however, remain flexible due to two principal factors: continuity…
This is a one-page note on the basics of calculus. Introduction to the study of change, Differential Calculus, Integral Calculus, Fundamental Theorem of Calculus, formula of Newton and…
Discussion of radiometric dating method after article by Young (2007). Click on the title image to open this note in PDF.
Subrahmanyan Chandrasekhar (1910–1995) was born into a Brahmin family in Lahore, then India. At the age as early as 21, he was responsible for deriving…
Stellar-mass black holes are the result of a gravitational collapse of a massive star at the end of its life. The core of such star…
Tracing the origins of the discovery and the development of observations of NGC 1555, also referred to as the Hind’s Variable Nebula in the constellation…
The CMD submitted in the previous fortnight shows members of NGC 4755 – an open cluster in Crux. The stars were selected in the SIMBAD…
As an amateur astronomer, I was to an unnecessary degree opposed to the concept of astrology, especially if questioned about its scientific impact. The more…