Sagittarius A* Spaghettification

Inside black holes

Chapter 1

The anatomy of a black hole

Chapter 2

The four cosmic families

Chapter 3

Extreme physics and spaghettification

Chapter 4

Photographing the invisible

YOUR GOAL

Master of Inside black holes

Ch 3 · Extreme physics and spaghettification
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hue I never realized black holes grow by shredding stars and eating each other.

Jul 20

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hue Sagittarius A* Spaghettification

Step to the edge where the gravity bends, Stretched like a thread as the universe ends.

Jul 20

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hue Black holes colliding actually make a weird chirp like neutron stars do.

Jul 20

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The slow leak of energy

hue Black holes are not completely black; they slowly evaporate by emitting quantum particles over time.

Jul 20

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When time stands still

hue Gravity is so strong near a black hole that it slows down the passage of time.

Jul 20

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Singularity Spaghetti
BETA

hue Sort different types of black holes to discover how massive Sagittarius A* really is.

Jul 20

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Fun Fact

Slow evaporation: A stellar black hole takes about 10 to the power of 67 years to completely evaporate through Hawking radiation.

Jul 20

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Glossary
spaghettification (noun)
The stretching of an object into a long, thin shape by extreme gravitational forces. Stephen Hawking popularized the term in 1988 to describe an astronaut falling into a black hole.

Jul 20

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Gossip

Would you visit a time-dilating black hole?

Jul 20

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Quiz

How would time appear to pass for someone watching you approach a black hole?

Jul 20

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hue The slow leak of energy

Jul 20

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Quiz

If you fell into a black hole, how would your own watch seem to tick to you?

Jul 20

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hue When time stands still

Jul 20

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Quiz

What happens to a black hole at the very end of its incredibly long evaporation process?

Jul 20

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hue The ultimate cosmic noodle machine

Jul 20

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Quiz

What is the slow emission of quantum particles from a black hole called?

Jul 20

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hue The final destination of matter

Jul 20

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Quiz

What is the playful scientific term for the stretching of an object falling into a black hole?

Jul 20

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Quiz

What physical force causes the stretching effect known as spaghettification?

Jul 20

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Quiz

Who discovered that black holes can slowly evaporate by emitting radiation?

Jul 20