This special volume from Gyan Prakashan is a Hindi medium (हिंदी माध्यम) general studies title devoted entirely to Khagoliki — Astronomy — written by S.K. Ojha. Instead of the two or three pages that astronomy usually receives inside a general science book, this "सामान्य अध्ययन विशेषांक" treats the subject as a full topic, which suits aspirants for UPSC, State PCS, SSC and other competitive exams where questions on the universe, solar system and space developments appear regularly in the General Studies and General Science sections. It covers the origin and structure of the universe, galaxies and stars, the solar system and its planets, the Earth-Moon system, eclipses, comets, meteors and asteroids, along with satellites, space missions and the terminology commonly asked in objective papers. Solved question papers of previous years are included so candidates can see exactly how the topic is examined. All explanations are presented in Hindi language. Key Features: Hindi medium book — complete content and explanations in Hindi Entire volume devoted to Astronomy (खगोलिकी) as a General Studies special issue Origin, structure and expansion of the universe explained in simple language Galaxies, stars, their life cycle and classification covered Solar system, planets, satellites and their key facts and figures Earth-Moon relationship, eclipses, comets, meteors and asteroids Space missions, artificial satellites and related terminology for objective questions Solved previous years' question papers included for exam-level practice Fact-focused presentation aimed at objective competitive exams Useful for UPSC, State PCS, SSC and other general studies based examinations Also serves as a general reference for readers interested in astronomy From Gyan Prakashan UPSC, राज्य PCS, SSC एवं अन्य प्रतियोगी परीक्षाओं की तैयारी कर रहे अभ्यर्थियों के लिए ज्ञान प्रकाशन की यह "सामान्य अध्ययन विशेषांक — खगोलिकी (Astronomy)" पुस्तक एस.के. ओझा द्वारा तैयार की गई है। इसमें ब्रह्मांड की उत्पत्ति एवं संरचना, आकाशगंगाएँ एवं तारे, सौरमंडल एवं ग्रह, पृथ्वी-चंद्रमा संबंध, ग्रहण, धूमकेतु एवं उल्काएँ तथा उपग्रह व अंतरिक्ष मिशन जैसे प्रकरण परीक्षोपयोगी रूप में सम्मिलित हैं, साथ ही विगत वर्षों के हल प्रश्न-पत्र भी दिए गए हैं। सम्पूर्ण पुस्तक हिंदी माध्यम में है।