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That the Milky Way is the only existing galaxy populated by millions of sun-like stars. It wasn't until Edwin Hubble's discovery of the Andromeda galaxy in 1922 that everything changed, where we, since his discovery, now know that there are billions of galaxies each containing hundreds upon billions of stars!
EDIT: Now I registered! If you want to know more, feel free to contact me!
What else can I help you with?
How many 4x8x16 blocks in a pallet?
96 I believe
How many people believe that moon landing mission is a hoax?
Around 6%
How many dishes does a regular dishwasher hold?
I believe it depends on how big their hand is.
What do many scientists and geologists believe about Oklahoma?
It was once completely covered in water. -Desi :)
How many years does it take for plastic to decompose in the environment?
I believe it is 46 years or something like that..
What did many astronomers believe about galaxies in the 1920s?
Among other things, that they were static in space
How many galaxies do astronomers believe there are?
Billions. (rounded)
How many moons did astronomers believe Uranus had?
Astonomeres have made the calculation of 27 moons and their calculatoins were right tere are 27 moons on Uranus
How many hours does a astronomers work?
Astronomers typically work eight hours a day.
Atronomers believe that the solar system is about how many years?
Astronomers believe that the solar system is about 4.6 billion years old. This age is determined by studying the ages of rocks on Earth and meteorites from space that have been dated using radiometric dating techniques.
How many presidents were there in the 1920s?
4
What were the inventions in the 1920s?
There where many inventions in the 1920s as it was a time of change but 2 big ones are the car and insulin. I also think that crayobs were invented in the 1920s.
Why did so many people invest in the stock market in the 1920s?
Stockmarket Scrutinize and Examine Are Greed and Fear stoping scrutiny We do not believe so.Greed and Fear of not winning and "not being there" IS WHYRegardsAnders Jacobsson
How many constellations are recognized by astronomers today?
There are 88 constellations recognized by astronomers right now.
Why did many Americans become fascinated with heroes in the 1920s?
Many Americans became fascinated with heroes in the 1920s, because they longed for symbols of old-fashioned virtues.
What were the styles of the 1920s?
Many styles of the 1920s included short skirts, short hair, flapper shoes, and tons of black
Who were the first astronomers in the world?
Many people consider the first astronomers to be the first humans that ever looked up at the night sky and wondered what was really up there. So cavemen were probably the first astronomers.
