To observe the early universe

To study the surface of Mars

To explore the depths of the ocean

To replace the Hubble Space Telescope

To measure the distance between stars

To split light and analyze its composition

To detect gravitational waves

To capture images of planets

JWST's mirror is smaller

JWST's mirror is larger

Hubble's mirror is twice the size of JWST's

Both mirrors are the same size

It can detect radio waves

It can look back in time to the early universe

It can photograph black holes

It can measure the temperature of stars

Do galaxies have water?

Are galaxies made of dark matter?

Do early galaxies have black holes?

Do galaxies emit sound?