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Astronomy Education

Assessment, Curricula, Education Research

Cosmology

Big Bang, Cosmic Microwave Background, Dark Matter, Expansion of the Universe, Large-Scale Structure, Primordial Nucleosynthesis

Fundamentals

Celestial Mechanics, Constellations, Eclipses, Energy and Temperature, Gravity, Kepler's Laws, Lunar Phases, Magnitude System, Night Sky, Properties of Light, Relativity, Spectra

Historical Astronomy

Archaeoastronomy, History of Astronomy, Philosophy of Science

Milky Way

Interstellar Medium

Space Exploration

Human Exploration, Robotic Exploration, SETI

The Sun

Magnetic Activity, Solar Structure, Space Weather

  Cosmic Time and Distance

Cepheids, Cosmic Ages, Distance Scales, Hubble's Law, Parallax

Exoplanets

Astrobiology, Detection Methods, Planet Formation, Properties

Galaxies

Active Galaxies, Clusters of Galaxies, Galactic Structure, Galaxy Formation

Instrumentation

Gamma-ray Astronomy, Infrared Astronomy, Observatories, Radio Astronomy, Telescopes, Ultraviolet Astronomy, X-ray Astronomy

Solar System

Asteroids, Comets, Earth, Jupiter, Kuiper Belt Objects, Mars, Mercury, Meteors, Neptune, Pluto, Saturn, The Moon, Uranus, Venus

Stars

Binary Stars, Black Holes, Brown Dwarfs, Gamma-ray Bursts, Hertzsprung-Russell Diagram, Neutron Stars and White Dwarfs, Spectral Types, Star Clusters, Star Formation, Stellar Evolution, Stellar Nucleosynthesis, Supernovae

Other Subjects

Relativity, Classical Mechanics, Oscillations & Waves, Thermo & Stat Mech, Electricity & Magnetism, Optics, Modern Physics, Quantum Physics, General Physics, Mathematical Tools, Other Sciences, Education Foundations, Education Practices