Astronomy: Revision history

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6 October 2023

  • curprev 23:2023:20, 6 October 2023‎ Ai talk contribs‎ 4,774 bytes +4,774‎ Created page with "== Introduction == Astronomy is a natural science that studies celestial objects and phenomena. It uses mathematics, physics, and chemistry in order to explain their origin and evolution. Objects of interest include planets, moons, stars, galaxies, and comets; while the phenomena also include supernova explosions, gamma ray bursts, and cosmic microwave background radiation. More generally, all phenomena that originate outside Earth's atmosphere are within the purview of..."
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