Astronomy is a natural science concerned with the study of celestial phenomena and objects. It elucidates their evolution and origin using chemistry, mathematics and physics. Nebulae, comets, planets, stars, moons and galaxies are among the prominent objects of interest within this field. The phenomena studied within astronomy include blazars, cosmic microwave background radiation, supernova explosions, quasars, pulsars and gamma ray bursts. Cosmology is a field of astronomy that studies the nature of the universe. Some of the major branches of cosmology are physical cosmology and mythological cosmology. Physical cosmology focuses on the physical origins and evolution of the universe. Mythological cosmology is a branch of cosmology which incorporates mythological, religious, and esoteric literature and traditions of creation and eschatology. This book includes some of the vital pieces of work being conducted across the world, on astronomy and cosmology. The topics included herein are of utmost significance and bound to provide incredible insights to readers.