Let's Explore the Moon
Copyright ©
Little Digital LLC.
All rights reserved.
I’d like you to meet Earth’s BFF:
OK. First, let’s get our names straight.
Long ago, you humans didn’t know there were other moons.
So you just called your moon...
(Or Luna if you speak Latin.)
In 1610, super scientist Galileo Gaillei discovered four moons orbiting
Humans realized the solar system actually had loads of moons!
But your moon was already used to her name.
Earth and the moon have been together a long time.
About 4.5 billion years ago, a planet
into Earth.
The collision blasted tons of rock and dust into Earth’s
Eventually,
gravity
pulled all this crud together into a sphere shape.
The baby moon had tons of active volcanoes flooding its surface with lava.
But today, the moon is quiet.
It has very little
atmosphere.
But it does have lots of
Rocks,
Your moon is always on the move.
It spins around on its
axis.
From Earth, it looks like the moon orbits every
29 days.
That’s because the Earth is spinning too!
The moon looks different at different times in its orbit.
These changing appearances are known as
Phases.
The moon blocks the sunlight, casting a shadow on Earth.
Earth casts a shadow on the moon
The moon is the most recognizable object in the night sky.
But it’s much more than a friendly face in your bedroom window.
Earth’s gravity keeps the moon in orbit.
But the moon’s gravity tugs on Earth too.
This helps keep your planet from
wobbling.
It also creates
ocean tides.
Yep, Earth and the moon go way back.
They’re two peas in a pod.
But there’s so much more of the solar system to see.