Planets and Moons
Stars and Galaxies
Space Tech and Missions
Astro Basics
Cosmic Pop Culture
100

What planet is closest to the Sun?

Mercury

100

What star is at the center of our solar system?

The sun

100

What space agency runs most U.S. missions?

NASA

100

What force keeps planets in orbit around the Sun?

Gravity
100

What sci-fi franchise features planets like Tatooine and the Death Star?

Star Wars

200

Which planet has the most visible rings?

Saturn 

200

What galaxy do we live in?

The Milky Way

200

What was the name of the first Moon landing mission?

Apollo 11

200

 How long does light take to reach Earth from the Sun? 

8 minutes

200

What 2014 movie shows a black hole called Gargantua and time dilation near it?

Interstellar

300

Which planet is nicknamed the “Red Planet”?

Mars

300

What is the explosion called when a massive star dies?

Supernova

300

What space telescope launched in 2021 to look deeper into space than Hubble?

James Webb Space Telescope

300

What is the speed of light in a vacuum?

300,000 km per second

300

What Marvel character is a talking tree from outer space?

Groot

400

What is the largest planet in our solar system?

Jupiter

400

What do you call a giant group of stars, dust, and gas held together by gravity?

Galaxy

400

What Mars rover landed in 2021 to search for ancient life?

Perseverance

400

What is the name for the redshift effect caused by galaxies moving away?

Doppler Effect

400

What is the name of the 1969 song by David Bowie about an astronaut?

Space Oddity

500

Which moon of Jupiter is believed to have a subsurface ocean?

Europa

500

What is the closest star system to Earth (besides the Sun)?

Alpha Centauri

500

What is the farthest-traveled human-made object?

Voyager 1

500

What famous equation did Einstein create that links energy and mass?

E = mc²

500

What company launched a Tesla Roadster into space on a Falcon Heavy rocket?

Space X

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