True/False: A host star is a star that planets orbit around.
True
True/False: A planetary system is a space rock with lots of moons.
False- It is a star with planets & other objects orbiting around it.
How many planetary systems do we believe are in the Milky Way Galaxy...Billions or Millions?
Billions-we think there are about 300 to 400 billion stars in the Milky Way, and we now know almost all of them have planets orbiting around them!
True/False: There are planetary systems with 3 stars.
True - and we have even found 5 and even a 6-star systems too
True/False: The difference between a moon & a planet is basically that a moon orbits a star and a planet orbits around a moon.
False-A moon orbits a planet. A planet orbits a star directly
How many stars are in our Solar System?
1 one
How many main planets are in our Solar System?
8
How many Dwarf Planets are in our Solar System?
5 that we have named & cataloged, but possibly hundreds more
What is the name of the belt that separates the Terrestrial & Jovian Planets?
Asteroid Belt
What is the name of the belt that is found farther out than Neptune?
Kuiper Belt
What is the name of the big bubble that surrounds our Solar System?
Oort Cloud
What is everything in our Solar System orbiting?
The Sun
True/False: A Galaxy is basically a City of stars all clumped together with dust and gas, and black matter, held together by gravity.
True
What is the main reason there are Galaxies?
GRAVITY
How big is our galaxy in light-years...100 or 100,000 light years?
100,000 light years
