Christopher Ales
Astronomy teacher | Verified Expert
Greetings! I'm an Astronomy enthusiast with a degree from the Colorado School of Mines. My passion lies in unraveling the mysteries of the cosmos. Having navigated the intricate realms of celestial bodies during my academic journey, I'm here to share my knowledge and ignite curiosity. Let's embark on a cosmic journey together as we explore the wonders of the universe.
Questions
How many atoms are in the universe?
How many supergiant stars are there in our Milky Way Galaxy?
Why is the earth's core molten and not consuming everything around it?
Why do some people not agree with the Big Bang Theory?
What does the inside of the sun look like?
What is the average distance between each planet in the solar system?
What is the size of the gravitational force acting on the earth due to the sun?
From Thesky6 programme I've calculated that the mean sidereal day is 86164.1207742 seconds. Not all numbers may be significant, but is there a more accurate calculation & from where?
How old is the earth compared to the sun?
How do scientists think the Earth and atmosphere formed?
Einstein showed what could be explained if photons carried quantized amounts of energy?
Ceres, Pluto, Eris, Makemake and Haumea are classified as what kind of objects?
What is a non-fundamental force?
Which galaxy is closest to us?
How will the solar system change in the future?
When at closest approach to Earth, Planet X is observed to be 3.8 arcseconds in diameter. What is Planet X's diameter in meters?
What is a star field?
If you are in the southern hemisphere where would you see Polaris?
How many galaxies are there estimated to be in the known universe? Some say about 100 billion, and others even say up to 1 trillion. Which estimate would be closer to the actual number?
What is the actual size of the universe?