Pluto and the Edge of the Solar System
How Pluto shaped the definition of a planet and the boundaries of the outer solar system
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2.5 hours
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Jan 2025
last update
$19.99
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What you will learn
Why isn't Pluto a planet anymore? Did it change, or did our understanding of it change? Explore why our "new solar system" has only eight planets AND thousands of previously undiscovered objects like Pluto at the outer edges of the solar system.
What is the Solar System?
What are the solar system's boundaries
Pluto's Discovery and Naming
Pluto's Demotion to Dwarf Planet - Why did it happen?
The old and new definitions of a planet
Pluto's Moons
Pluto's large moon Charon
The International Astronomical Union and it's Responsibilities
Pluto's unusual orbit
Elliptical Orbits
The Kuiper Belt
Dwarf Planets in our Solar System
Dwarf Planet Moons
The Dwarf Planets Eris and Ceres
Pluto's temperatures and surface features
The new Horizon space probe's recent visit to Pluto
Test questions, Answer key and Cross Curricular and Extension Activities
Screenshots
Related Topics
3873396
udemy ID
2/24/2021
course created date
3/1/2021
course indexed date
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