Finding new worlds

Chapter 1

The first discoveries

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Chapter 2

Shadows and wobbles

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Chapter 3

Extreme and bizarre worlds

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Chapter 4

The search for life

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YOUR GOAL

Master of Finding new worlds

Ch 4 · The search for life

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teacher Looking up into the night, A universe of stars, Over six thousand new planets revealed!

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Planet Peekaboo

teacher Planet Peekaboo

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teacher Sniffing alien atmospheres

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teacher The Goldilocks zone

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teacher The seven sisters of TRAPPIST

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teacher The next generation of hunters

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Sniffing alien atmospheres

teacher Sniffing alien atmospheres

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Fun Fact

TRAPPIST-1 travel: The seven planets of TRAPPIST-1 are so close together that from one, you could easily see the geographical features of the others.

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The seven sisters of TRAPPIST

teacher The seven sisters of TRAPPIST

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Quiz

Why is finding methane and oxygen together in an exoplanet's atmosphere considered a strong biosignature?

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Gossip

Do you think we will find alien life in your lifetime?

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Quiz

What scientific technique allows telescopes to analyze the chemical composition of an exoplanet's atmosphere?

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Quiz

Which upcoming NASA space telescope is designed to block starlight to directly image habitable exoplanets?

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Quiz

How many Earth-sized planets orbit the red dwarf star TRAPPIST-1?

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Quiz

What type of star is TRAPPIST-1, the host of seven Earth-sized planets?

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Quiz

How far away is the TRAPPIST-1 planetary system from Earth?

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Quiz

Which space telescope, launched in late 2021, is currently analyzing the atmospheres of distant exoplanets?

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Quiz

What is another common name for a star's habitable zone where liquid water can exist?