Jupiter
What is the largest planet discussed in the first part?
Jupiter
Which spacecraft orbited Jupiter?
Juno
Which volcanic moon orbits Jupiter?
Io is Jupiter's highly volcanic moon.
What is a galaxy?
A large collection of stars, gas and dust held together by gravity
What mainly powers Earth’s weather?
The Sun
What is the Great Red Spot?
A huge storm
Which spacecraft explored Saturn?
Cassini
What do we call Jupiter’s bright polar lights?
Auroras
What is the observable universe?
The part of the universe we can observe
What spacecraft studied Saturn’s atmosphere?
Cassini
What is the main spacecraft hazard around Jupiter?
Intense radiation
Why did Juno need strong protection?
Jupiter’s radiation
What traps material from Io and contributes to auroras?
Lightning
What does redshift help estimate?
Distance to galaxies
Is sunlight stronger or weaker at Saturn than at Earth?
Weaker
What mainly drives Jupiter’s atmospheric storms?
Energy released from its interior
What would happen if Juno missed its crucial orbital manoeuvre?
It could fly past Jupiter instead of entering orbit
What traps material from Io and contributes to auroras?
Jupiter’s magnetic field
What invisible matter is inferred from gravitational effects?
Dark matter
What source helps power Saturn’s winds?
Internal heat
What did Juno suggest about Jupiter’s core?
It is larger than previously thought
What instrument detected radio signals linked to lightning?
A microwave radiometer
What unusual arrangement of cyclones was described?
A geometric pattern of cyclones around a central cyclone
What is the name linked to accelerated expansion?
Dark energy
What form of helium precipitation is described deep inside Saturn?
Helium rain