Galaxies and what's in em
This is at the center of our galaxy
What is a super massive black hole
Makes up 69% of our universe and we basically don't know what it is.
what is dark energy
Everything is redshifted and the farther away it is the more redshifted it is.
What is Hubble's law
The funny thing that happens when you get close to a black hole
What is Spagatification
This is what the entire universe is doing.
What is expanding
The types of this are, emission, reflection, absorption
What are nebulas?
We can tell it exists by the speed of rotation of the galaxy.
What is dark matter?
Olbers paradox is this question.
What is "why is the sky dark at night"
The most boring type of galaxy
Elliptical galaxy
The shape of our universe
what is flat
The kind of star cluster with, few, hot, young stars
What is an open star cluster
Time moves very differently near this object.
What is a black hole
This describes a shift in a stars spectrum.
What is Doppler shift
The way the Fermi paradox makes me feel
What is scared, terrified, confused
Before this the universe was opaque.
What is the last scattering epoch or recombonation
Places of more gas in a disk galaxy where many stars are forming. Caused by the spinning of the galaxy and gravity.
What are spiral arms
The "fabric" of the universe theorized by Einstein
What is space-time?
Tool to calculate the likelihood of life in our galaxy. (think Canadian rapper)
What is the drake equation
The part of astronomy that hurts my brain the most
What is cosmology, the study of the universe
This was when the universe was expanding really fast. Also why I have no money.
What is Epoch of inflation?
A smooth featureless galaxy
What is an elliptical galaxy
What is a closed universe?
The question "where is everybody"
What is the Fermi paradox
These labels for dark matter should get better names.
What is machos and wimps
The furthest back we can understand or guess at with science. Before this Physics is weird.
What is Planck time?