Pluto ( ♇ , प्लूटो ) was once a planet but thanks to the discovery of Eris, it was demoted to the status of a dwarf planet. This tiny ball in space was just recently pictured from a short distance for the first time. This Flyby mission revealed many characteristics of this demoted planet. Here are some interesting facts about the ex-planet with a heart, Pluto:   Pluto is the largest known Plutoid   Tombaugh’s task was to systematically image the night sky in pairs of photographs, then examine each pair and determine whether any objects had shifted position. After the observatory obtained confirmatory photographs, news of the discovery was telegraphed to the Harvard College Observatory on March 13, 1930   The final choice of name was helped in part by the fact that the first two letters of Pluto. These are the initials of Percival Lowell, a wealthy Bostonian…

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The Solar System

Billions of years ago, there was no Sun and there were no planets. All there was a big cloud full of gases. So, how it all turned into a balanced system of a star and planets orbiting around it? How a star and planetary bodies around it made it possible to have life? The story of the Solar System ( सौर मण्डल ). Here are some interesting facts about our Solar System which will give you some insights on this series covering our planetary system:   The Local Interstellar Cloud (LIC) in Orion–Cygnus Arm, also known as the Local Fluff is roughly 30 light-years across ————————————   As is typical of molecular clouds, this one consisted mostly of hydrogen, with some helium. It also had small amounts of heavier elements fused by previous generations of stars   Within 50 million years, the pressure and density of hydrogen in the centre…

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