Star Light Star Bright
More often than not in astronomy stories, you’ll hear us refer to the magnitude of a star or planet. But what exactly does that mean? Magnitude is a term which indicates an object’s degree of brightness. The lower the figure of magnitude, the brighter the object. The brightest stars in the sky are generally either zero or first magnitude, while the dimmest stars – those at the threshold of our vision without the aid of binoculars or a telescope – are sixth magnitude....