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Space IMG_20251116_192256_122, Galaxies
IMG_20251116_192257_415 -…
Space 
What is Space
Contains stars, planets, galaxies, dust, gas
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The Universe
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Contains all matter, energy, space, time
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Solar System
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Other objects: dwarf planets (Pluto), asteroids, comets, meteoroids.
The Sun
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Earth in Space
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Has an atmosphere, liquid water, and protective magnetic field.
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The Moon
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Phases include new moon, crescent, quarter, gibbous, full moon
Space Exploration
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Modern exploration includes rovers on Mars, the International Space Station, and telescopes like James Webb.
Galaxies
Huge groups of stars, gas, dust
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Types:
Spiral (e.g., Milky Way)
Elliptical
Irregular
Milky Way has 100+ billion stars
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