Stars and Solar System
Exoplanets
Kuiper Belt
Black Holes
Other
100

What is the last planet in our solar system?

Neptune
100

True or False: An exoplanet is a planet located in our solar system.

False

100

True or False: The Kuiper Belt contains asteroids, dwarf planets, and comets.

True

100

Can you directly see a black hole?

No

100

How many Earths can fit in the sun?

1.3 million

200

When was the solar system formed?

Billions of years ago

200

When was HD 209458 discovered?

1999

200

How many items are in the Kuiper Belt?

More than 2000

200

How many types of black holes are there?

3 types

200

What is the distance between the Earth and the Sun?

96 million miles

300

How many moons does Mars have?

2 moons

300

How long does it take for 51 Pegasi to orbit its star?

4.2 days

300

When was the Kuiper Belt discovered?

1930

300

When were black holes first discovered?

1912

300

What is the closest star system to Earth?

Proxima Centauri

400

How many moons surround Uranus?

28 mini moons

400

When was Wasp 12b discovered?

April 1, 2008

400

When did people first travel to the Kuiper Belt?

1983

400

What is the most massive black hole?

Ton 618

400

Where is the singularity in the black hole?

The future

500

How many times bigger is Jupiter compared to Earth?

318 times bigger

500

How much does Kepler 186F weight measured in earths?

1.7 earths

500

Fill in the blank:

Is the Kuiper Belt beyond the orbit of the __?

Nebula

500

What is the nearest known black hole?

Gaia BH1

500

What is Einstein's equation for relativity?

 E = Mc^2