Who is the Earth's closest friend?
The Moon is the Earth's closest friend.
What is a star?
A star is a ball of gas that makes light and heat.
What are asteroids?
They are floating rocks in space.
Why do things get sucked into black holes?
Because black holes have very strong gravity.
What is a hole on the moon called?
It's called a crater.
How much bigger is the Earth compared to the Moon?
a) 2x bigger
b) 3x bigger
c) 4x bigger
d) 5x bigger
The Earth is 4 times bigger than the Moon.
What is the closest star to Earth?
The Sun is the closest star to Earth.
What are comets made of?
Comets are made of ice, dust, and rocks.
How does a black hole form?
A black hole forms when a big star dies.
Where is the asteroid belt located?
It's located between Jupiter and Mars.
Why do so many rocks hit the Moon?
Many rocks hit the Moon because it has no atmosphere.
Why are different colored stars?
It is because some stars are hotter than others.
What is a shooting star?
It is a meteor or comet that enters Earth's atmosphere and catches on fire.
What can escape the gravitational pull of a black hole?
Nothing, not even light.
How big is an asteroid?
An asteroid can be as big as a city or as small as a dog.
Who's gravity is stronger? The Earth's gravity, or the Moon's gravity? Why?
The Earth's Gravity is stronger because the Earth is bigger.
What kind of star is the biggest?
Red giants are the biggest stars.
What causes Comets to come close to Earth?
The gravity of the Sun and Earth pulls Comets closer to us.
What is the field around a black hole called?
It's called the event horizon.
Why is it so difficult to take a picture of a black hole?
Because no light can escape, so the camera cannot see it.
How long does it take for the Moon to travel around the Earth?
It takes about 27 days for the Moon to travel around the Earth.
What color star is the hottest?
Blue stars are the hottest.
How is are Asteroids and Comets different?
Asteroids are made of rock and metal. Comets are made of ice, dust, and rocks.
What would happen if we entered the event horizon?
We would be stretched really long, like spaghetti (spaghettification!).
Why do some stars cause supernovas while others cause black holes when they die?
Stars cause supernovas when they are small, and black black holes when they are big.