No theory explains how the universe came into existence. There are several theories as to how formed. My favourite one is that every planet started off […]
A supernova is a big explosion when a star explodes. A supernova blasts away heavy elements (silicon oxygen nitrogen iron lithium etc.) produced in the star […]
What appears as movement to observer is apparent motion. Any apparent motion is with reference to a moving frame. Absolute frame for absolute motion in astronomy […]