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  2. History of science and technology on the Indian subcontinent

    en.wikipedia.org/wiki/History_of_science_and...

    Ceccarelli, Marco (2000), International Symposium on History of Machines and Mechanisms: Proceedings HMM Symposium, Springer, ISBN 0-7923-6372-8. Chattopadhyaya, Debiprasad (1986). History of science and technology in ancient India: the beginnings. Firma KLM Pvt. Ltd. ISBN 81-7102-053-4. OCLC 45345319. Choudhury, Sarojakanta. (2006).

  3. Discovery and exploration of the Solar System - Wikipedia

    en.wikipedia.org/wiki/Discovery_and_exploration...

    For millennia, what today is known to be the Solar System was regarded as the "whole universe", so the knowledge of both mostly advanced in parallel. A clear distinction was not made until around the mid-17th century. Since then, incremental knowledge has been gained not only about the Solar System, but also about outer space and its deep-sky ...

  4. National Space Day - Wikipedia

    en.wikipedia.org/wiki/National_Space_Day

    The Bharatiya Antariksh Hackathon 2024 is a key feature of the National Space Day-2024 celebrations, aiming to discover innovative ideas and solutions in Space Tech. As India continues to advance in space research and exploration, this premier event seeks to inspire the next generation of innovators to contribute to the nation's space missions.

  5. Astronomy - Wikipedia

    en.wikipedia.org/wiki/Astronomy

    The Solar System is divided into the inner Solar System (subdivided into the inner planets and the asteroid belt), the outer Solar System (subdivided into the outer planets and centaurs), comets, the trans-Neptunian region (subdivided into the Kuiper belt, and the scattered disc) and the farthest regions (e.g., boundaries of the heliosphere ...

  6. Universe - Wikipedia

    en.wikipedia.org/wiki/Universe

    The physical universe is defined as all of space and time [a] (collectively referred to as spacetime) and their contents. [10] Such contents comprise all of energy in its various forms, including electromagnetic radiation and matter, and therefore planets, moons, stars, galaxies, and the contents of intergalactic space.

  7. Timeline of Solar System exploration - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_Solar_System...

    This is a timeline of Solar System exploration ordering events in the exploration of the Solar System by date of spacecraft launch. It includes: It includes: All spacecraft that have left Earth orbit for the purposes of Solar System exploration (or were launched with that intention but failed), including lunar probes .

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  9. Space - Wikipedia

    en.wikipedia.org/wiki/Space

    Debates concerning the nature, essence and the mode of existence of space date back to antiquity; namely, to treatises like the Timaeus of Plato, or Socrates in his reflections on what the Greeks called khôra (i.e. "space"), or in the Physics of Aristotle (Book IV, Delta) in the definition of topos (i.e. place), or in the later "geometrical conception of place" as "space qua extension" in the ...