What is the approximate size of the white dwarf that our Sun will become?
Chapter 1

The hydrogen countdown

Chapter 2

The red giant expansion

Chapter 3

The planetary nebula phase

Chapter 4

The white dwarf retirement

YOUR GOAL

Master of The future of our Sun

Ch 4 · The white dwarf retirement
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artiteacher The long slow cooling

Jul 12

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artiteacher The white dwarf retirement

Our star is gonna turn to crystal, a giant diamond in the deep dark sky!

Jul 10

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artiteacher Electron degeneracy pressure

Jul 12

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The long slow cooling

artiteacher Lacking an energy source, the white dwarf slowly fades over trillions of years.

Jul 10

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Electron degeneracy pressure

artiteacher Quantum mechanics prevents the white dwarf from collapsing any further.

Jul 10

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Sunny's Golden Years
BETA

artiteacher Grow the Sun into a red giant to discover how it becomes a white dwarf.

Jul 10

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Fun Fact

Diamond star: As a white dwarf cools, its carbon core is expected to crystallize into a giant diamond.

Jul 10

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Gossip

What is the coolest dwarf?

Jul 10

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Quiz

How much would a teaspoon of white dwarf material weigh on Earth?

Jul 10

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artiteacher The final black dwarf

Jul 12

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Quiz

What structure is the carbon core of a cooling white dwarf expected to form?

Jul 10

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artiteacher The ultra-dense ember

Jul 12

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Quiz

How does a white dwarf generate new heat?

Jul 10

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Quiz

What quantum mechanical force stops a white dwarf from collapsing under its own gravity?

Jul 10

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Quiz

What is a completely cooled, dark white dwarf called?

Jul 10

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Quiz

What elements will primarily make up the Sun's white dwarf core?

Jul 10

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Quiz

What is the approximate size of the white dwarf that our Sun will become?

Jul 10

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Quiz

Why are there currently no black dwarfs in the universe?

Jul 10