In the Space Race, America was competing against
What was the USSR/Soviet Union?
Stars Wars made the mistake of
What is using Parsec as a unit of time instead of a unit of distance?
The second asteroid belt is called
what is the Kuiper belt?
David's "favorite" topic is
What is Black Holes?
What's a _____
few____among friends
The observatory is located in
What is Groveland, California?
Earth's gravity is
What is 9.81 m/s2 (10m/s2 is also fair)?
The age of the Solar System is
What is 4.5 billion years old?
Star death is
Protons taste ___
sour
David's height is
What is 6'5 or 1.99 meters?
AU stands for
what is Astronomical Unit, the average distance from the Sun to Earth (93 million miles)?
This many planets have rings
What is 4 (Jupiter, Saturn, Uranus, and Neptune)
A diagram displaying different types of stars is called
What is a Hertzsprung-Russell Diagram
I wrote a _____
chemistry textbook
The author of xkcd is
Who is Randall Munroe?
The universe speed limit is
What is 3 * 108 meters per second, or c
This number of planets can fit in the space between the Earth and the Moon
What is all of them (including Pluto) with room to spare?
Red shift or blue shift is when
What is a light source moving away from an observer, so the light source starts to look red?
What is an object moving toward an observer so it looks more blue?
David's favorite "word" is
YOLO
Sputnik launched on
What is October 4th 1957?
Jupiter's gravity is stronger than Earth's by
What is 2.5 times?
The second most popular dwarf planet is
What is Ceres or Eris?
Normal matter makes up this percent of the universe
what is 5% of the universe?
Eat ____ first
the vegans