What is the meaning of the horizon of the universe? Is the Earth in a special place? What’s the “dark flow”? Can this explain dark energy? Why don’t we believe it anymore?
Mar 16th: What’s Outside the Universe?
Paul M. Sutter Archive
Mar 2nd: What’s the Deal with the Uncertainty Principle?
What are the origins of the Heisenberg Uncertainty Principle? Is there any way to cheat it? What does this all have to do with waves? I discuss these questions and more in today’s Ask a Spaceman!
Feb 16th: Who is the future of astronomy?
What does it take to have a career in astronomy? What does a professional astronomer actually do? What can you do to help astronomy? I discuss these questions and more in today’s Ask a Spaceman!
Feb 2nd: What is the Universe?
How did the universe begin? How will it end? What’s going on in here and how did we learn all this? I discuss these questions and more in today’s Ask a Spaceman!
Jan 19th: What are Galaxies?
What is a galaxy? What does our own galaxy look like? What are the different kinds of galaxies, and how did they get that way?
Jan 5th: What Are Neutron Stars, White Dwarfs & Black Holes?
What is a white dwarf? What is a neutron star? What is a black hole? I discuss these questions and more in today’s Ask a Spaceman!
Dec 15th: What Happens When Stars Die?
What’s the difference between a “dwarf” and “giant” star? How are stars born? What happens when stars die? I discuss these questions and more in today’s Ask a Spaceman!
Dec 1st: Astro101 Part 3 – What is a Star?
What are the different kinds of stars? Why does classification in astronomy make no sense? How the heck do we define a “star”, anyway?
Nov 17th: Astro101 Part 2 – Who lives in the solar system?
How did the solar system form? What is a “planet” and who decided that? Just how much space is in space?
Nov 3rd: Astro101 Part 1 – Why bother with astronomy?
It’s time for school! Astro101 series with @PaulMattSutter will discuss why did people used to study astronomy? Why do they continue to study astronomy?