images-in-latex.tex

\documentclass{article}
\usepackage{graphicx} %LaTeX package to import graphics
\graphicspath{{images/}} %configuring the graphicx package

\begin{document}
	The universe is immense and it seems to be homogeneous, 
	on a large scale, everywhere we look.
	
	% The \includegraphcs command is 
	% provided (implemented) by the 
	% graphicx package
	\includegraphics{universe}  
	
	There's a picture of a galaxy above.
\end{document}