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What was the ptolemys model?
Ptolemy's model of the universe, known as the geocentric model, placed Earth at the center of the universe with all celestial objects orbiting around it. This model was widely accepted in ancient times until it was later replaced by the heliocentric model proposed by Copernicus.
How many galaxies in the cosmos?
There are about 1011 (a 1, followed by 11 zeroes) galaxies in the known Universe. It is not currently known how much bigger the entire Universe is, compared to the known Universe.
How did Aristarchus change the world?
He was the first person to present an explicit argument for a heliocentric model of the solar system, placing the Sun, not the Earth, at the center of the known universe
What are the release dates for Known Universe - 2009?
Known Universe - 2009 was released on: USA: 15 February 2009
How many alien civilizations are there in the universe?
There are no known alien civilizations in our universe.
Have you seen the end of the universe?
There is no known end to the Universe. It is always expanding, too.
What is bigger A universe or a solar system?
The Universe is bigger. The Universe encompasses everything we know; it isn't known whether there are other universes.
What is known to be the opposite of an universe?
An esrevinu.
How does astrology differ from astonomy?
Astrology is the study of the influence that the stars and planets have over mundane affairs. It is a pseudoscience, since no scientific evidence has been found for its validity.Astronomy is the study of the known universe through scientific means.
What does string theory have to do with the creation of the present day universe?
AnswerString theory, which has to date not one single scientific verification has thus nothing whatsoever to do with the creation of the present day universe as it exists in space and time.There is no known way to verify string theory due to things like the incredibly tiny size of the "strings" of energy in string theory. However, if it were true, it may help in understating other theories that relate to how the universe began.
What is the biggest thing known to man?
Answer:The biggest thing known to man is the Universe (Not observable universe) But if Omniverse exist, that would be the biggest thing known to Man.
What is the name given to scientists who study the universe?
Scientists who study the universe are known as cosmologists.
