Astronomy Quiz

What is a galaxy composed of?

• Planets and asteroids

• Stars, gas, and dust particles

• Comets and meteoroids

• Solar systems only

Which type of galaxy is the Milky Way?

• Elliptical

• Irregular

• Spiral

• Circular

Approximately how many stars are in the Milky Way?

• 200 million

• 2 billion

• 200 billion

• 2 trillion

What is the first stage of a star’s life cycle?

• Red Giant

• Protostar

• Supernova

• Neutron Star

Which telescope was launched in 1990 to study the universe?

• Kepler

• James Webb

• Hubble Space Telescope

• Chandra X-ray Observatory

What is the final stage of a super-large star?

• White dwarf

• Black hole

• Red giant

• Neutron star

Which of these stars has the highest surface temperature?

• Red star

• Yellow star

• White star

• Blue star

What causes a star to expand and become a red giant?

• The cooling of its core

• The fusion of helium

• The depletion of hydrogen in its core

• Gravitational collapse

What is the main component of a nebula?

• Liquid water

• Dust and gas

• Solid rock

• Helium plasma

What was proven by Nur Adlyka Ainul Annuar in 2017?

• Existence of a supernova

• Existence of supermassive black holes

• First detection of exoplanets

• Discovery of new galaxies