The huge object that gives Earth light and heat.
The Sun
Our home planet.
Earth
A computer that can think and learn.
Artificial Intelligence (AI)
I can take photos of distant galaxies.
I stay above Earth's atmosphere.
Space telescope
This machine collects information from space without carrying astronauts.
Satellite
A natural object that travels around a planet.
Moon
The red planet.
Mars
Cars that drive themselves.
Self-driving cars
Without me, everything would float away.
Gravity
This scientist developed the theory of relativity.
Albert Einstein
A person who travels into space.
Astronaut
Which planet is almost the same size as Earth?
Venus
Energy from the Sun.
Solar energy
What causes day and night?
Earth's rotation
This international laboratory orbits Earth and is home to astronauts from many countries.
International Space Station (ISS)
A huge group of stars, planets, and gas.
Galaxy
Which planet is famous for possible future human missions?
Mars
Wearing special glasses to enter a digital world.
Virtual Reality (VR)
What causes the seasons?
Earth's tilt as it orbits the Sun
I have eight planets.
Everything in me goes around one star.
Solar System
The biggest planet in our Solar System.
Jupiter
Which planet is almost the same size as Earth?
Venus
A copy of a person made by advanced technology.
Clone
What is the name of our galaxy?
The Milky Way
A region in space with gravity so strong that even light cannot escape.
black hole