Planets!
Since our Universe is huge, we measure it in-
What is light years?
These are the three shapes of galxies
What is elliptical, irregular, and spiral?
A person who discovered galaxies using telescopes.
Who is Edwin Hubble?
This is the innermost part of the sun where it's energy is generated.
What is the core?
All matter and energy that exists in the past, present, and future. Everything.
What is the Universe?
The sun's rays strike Earth most directly along here.
What is the equator?
The Universe is ______ years old.
What is 13 million?
This planet takes 163 Earth years (365 days = 1 Earth year) to orbit around the sun once!
What is Neptune?