• Cepheid Variables The Pusing Giant Stars

    Cepheid Variables The Pusing Giant Stars

    Henrietta Swan Leavitt, In 1912, noted that 25 stars in the Magellanic cloud, known as Cepheid stars, would regularly brighten and dim. Leavitt determined each star’s period by timing its brightness fluctuations. What she discovered was that the brighter the Cepheid, the longer its period. These stars are named after the…

  • The Life Cycle of a Star: From Birth to Death

    The Life Cycle of a Star: From Birth to Death

    Stars, those glittering specks of light dispersed throughout the night sky, have fascinated humans for millennia. However, their peaceful appearance hides a vibrant and complex life cycle. Understanding a star’s life cycle provides insight into the larger processes that affect our cosmos. This blog outlines the stages of star formation…

  • Stellar Classification System

    Stellar Classification System

    You would have noticed while looking at the beautiful night sky that the sizes and brightness of various stars are not uniform although they differ from each other on the basis of luminosity and color. The Greek astronomer Hipparchus (c. 190-120 BCE) developed a magnitude scale for classfication of stars…