Wonderopolis

What Is a Supernova?

Today’s Wonder of the Day isn’t just super...it’s a supernova! Join us for a journey through outer space to see what happens when stars run out of fuel.

#94

What Is a Supernova?
Why Are All Planets Spheres?

We think you’ll want to hang aROUND to check out today’s Wonder of the Day!

#1992

Why Are All Planets Spheres?
What Is It Like To Live on the International Space Station?

Today’s Wonder of the Day features one of the best views in the world!

#1986

What Is It Like To Live on the International Space Station?
What Causes a Shooting Star?

Today’s Wonder of the Day features some real rock stars that are out of this world!

#11

What Causes a Shooting Star?
How Many Moons Does Saturn Have?

Today’s Wonder of the Day has a familiar ring to it!

#1979

How Many Moons Does Saturn Have?
What is the eXtreme Deep Field?

Today’s Wonder of the Day will take you back to the beginning of the universe!

#1976

What is the eXtreme Deep Field?
Why Is There No Gravity in Space?

Join us in Wonderopolis today as we go up, up, up to learn about what brings us down, down, down!

#1974

Why Is There No Gravity in Space?
Does Your Home Have a Basement?

We hope you’ll join us in Wonderopolis today. We’ll see you downstairs!

#1929

Does Your Home Have a Basement?
Do Astronauts Get Bored in Space?

Today’s exciting Wonder of the Day will take you on a trip to outer space!

#1928

Do Astronauts Get Bored in Space?
Can Plants Grow Without Soil?

Does gardening always have to be dirty? Find out in today’s Wonder of the Day!

#262

Can Plants Grow Without Soil?
What Is Virtual Reality?

Join us in Wonderopolis today for a closer look at how technology affects how we perceive reality!

#1894

What Is Virtual Reality?
Can You Read a Topographic Map?

Unfold today’s Wonder of the Day to find out what all those lines and squiggles mean!

#1881

Can You Read a Topographic Map?
What Is Inside an Atom?

Look closely! Today’s Wonder of the Day takes a peek inside the tiniest pieces of matter!

#1863

What Is Inside an Atom?
What Is the Space-Time Continuum?

We hope you have the time to join us in Wonderopolis today. We’ll save you some space!

#1859

What Is the Space-Time Continuum?
How Dark Are Your Skies?

Today’s Wonder of the Day shows you how sometimes it’s easier to see when it’s dark!

#1850

How Dark Are Your Skies?
How Many Stars Are In the Universe?

You can count some things on your fingers and toes, but there aren’t enough fingers and toes on Earth to count what we’re counting in Wonderopolis today!

#182

How Many Stars Are In the Universe?
What Do Astronauts Eat In Space?

The countdown has begun! Get ready to blast off today with Wonderopolis as we take a sneak peek inside an astronaut’s kitchen.

#208

What Do Astronauts Eat In Space?
Where Is the Oort Cloud?

We believe you’ll think today’s Wonder of the Day is out of this world!

#1830

Where Is the Oort Cloud?
Why Do Stars Twinkle?

Today’s Wonder of the Day is up above the world so high, like a diamond in the sky!

#1818

Why Do Stars Twinkle?
What Is an Exoplanet?

Today’s Wonder of the Day will take you to the farthest reaches of the universe!

#1798

What Is an Exoplanet?

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