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- https://geo.libretexts.org/Courses/Lumen_Learning/Earth_Science_(Lumen)/17%3A_The_Solar_System/17.01%3A_Introduction_to_the_Solar_SystemThis page outlines the historical progression of our understanding of the solar system, starting with the geocentric model of the ancient Greeks, transitioning to the heliocentric model by Copernicus,...This page outlines the historical progression of our understanding of the solar system, starting with the geocentric model of the ancient Greeks, transitioning to the heliocentric model by Copernicus, and refined by Kepler and Galileo. It describes the solar system's structure, which includes eight planets, dwarf planets, and numerous moons and asteroids, with the Sun being the largest mass. The formation of the solar system is explained by the nebular hypothesis.
- https://geo.libretexts.org/Courses/Lumen_Learning/Earth_Science_(Lumen)/16%3A_Light_and_the_Sun/16.04%3A_Nuclear_FusionThis page discusses the Sun as Earth's main energy source, producing a small fraction of the energy created by stars via nuclear fusion. It explains that hydrogen fuses into helium in stars, releasing...This page discusses the Sun as Earth's main energy source, producing a small fraction of the energy created by stars via nuclear fusion. It explains that hydrogen fuses into helium in stars, releasing energy that opposes gravity. This energy radiates as electromagnetic radiation. Additionally, it mentions how particle accelerators replicate stellar fusion by colliding subatomic particles at high energies, simulating conditions in stars and the early universe.
- https://geo.libretexts.org/Courses/Lumen_Learning/Earth_Science_(Lumen)/01%3A_Introduction_to_Earth_Science/1.02%3A_Earth_Science_and_Its_BranchesThis page discusses Earth Science, including its various branches such as geology, oceanography, meteorology, and astronomy, which explore Earth's materials, oceanic processes, atmospheric phenomena, ...This page discusses Earth Science, including its various branches such as geology, oceanography, meteorology, and astronomy, which explore Earth's materials, oceanic processes, atmospheric phenomena, and celestial bodies. It also highlights the roles of environmental scientists, biogeographers, ecologists, and specialized fields like limnology and hydrogeology in studying human impact and ecosystems.
- https://geo.libretexts.org/Courses/Lumen_Learning/Earth_Science_(Lumen)/16%3A_Light_and_the_Sun/16.03%3A_TelescopesThis page covers the evolution of astronomical observations, from Galileo's discoveries supporting the Copernican model to modern telescopes that utilize the electromagnetic spectrum for detailed anal...This page covers the evolution of astronomical observations, from Galileo's discoveries supporting the Copernican model to modern telescopes that utilize the electromagnetic spectrum for detailed analysis of celestial objects. It details different telescope types—refractors, reflectors, and space telescopes—highlighting advancements in technology that enhance our understanding of the universe.
