moons
What is the nickname for our moon?
Luna
Which planet has an extreme axis, causing it to have extreme seasons?
Uranus
What happens to the largest suns after supernova?
They make black holes with their cores
How do black holes grow really big?
They collide with other black holes
What is the Big Bang?
When the universe expanded suddenly and rapidly faster than the speed of light
What will happen to Phobos and Deimos?
Phobos will be torn apart by Mars’ gravity, and Deimos will travel out of Mars’ gravitational pull
Which 2 planets had a stable biome capable of life billions of years ago?
How can you tell how hot a sun is?
The hottest are blue and white, and the coolest are orange and yellow
Can there be binary suns?
Yes
What was the size of the universe before the Big Bang?
It was infinitesimally small
90 degrees
Which planet was made first?
Why do some suns appear red?
They can be red giants, or farther away from Earth
What is more dangerous: a pulsar or a magnetar?
Magnetar
What is the Big Crunch?
A theory involving the universe rapidly contracting, like a reversed Big Bang
Why is Io so geologically active?
Jupiter’s gravity shifting a bulge in Io, causing heat from the movement
Which planet crashed into Earth?
(hint: it made the moon)
Theia
What sun is the closest to ours?
Proxima Centauri
how can a black hole (the darkest things in the universe) also be quasars? (The brightest things in the universe)
Quasars are caused by light and heat radiated from gas colliding together around a black hole
What is the Expanding Universe?
A theory where the universe will keep expanding faster and faster, until everything is torn apart.
What is the largest moon in the Solar System?
(hint: It’s a Galilean moon)
Ganymede
Is Mars technically in the Goldilock zone?
yes
What age is our sun?
(Hint: It’s middle-aged)
4.5 billion years old
Ultramassive
What is the Starless Universe?
A theory (most likely true) where stars will stop forming and will be replaced by “cold stars”