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Articles related to composition of the universe

Composition of the Universe - Space/Astronomy - About.com
Measuring the composition of the Universe should be relatively easy. We understand, with pretty high certainty, how to measure the mass of stars. So, one would ...
What is Dark Matter? - Space/Astronomy - About.com
There is much that we do not know about the Universe, but one of the greatest ... difficult time explaining the composition, motion and expansion of the universe.
What Were the First Stars Like? - Space/Astronomy - About.com
An artist's concept of what the first stars in the universe might have looked like. NASA/WMAP. The early universe is the subject of intense study by astronomers. ... Composition of the Universe · Astronomy and Space Timeline · Comos ...
Element Abundance of the Universe - Chemistry - About.com
Mar 7, 2014 ... The element composition of the universe is calculated by analyzing the light that is emitted and absorbed from stars, interstellar clouds, quasars ...
Most Abundant Element - Chemistry - About.com
Dec 4, 2014 ... The chemical composition of the earth is quite a bit different from that of the universe. The most abundant element in the earth's crust is oxygen, ...
Is Dark Matter Real? - Space/Astronomy - About.com
We thought that we were so close. Einstein's theories of relativity gave us a framework to explain the motion and dynamics of the Universe on a large scale.
Cold Dark Matter (CDM) - Space/Astronomy - About.com
We can not explain the dynamics of the Universe using only what we can see, at least ... Composition of the Universe · 5 Great Unsolved Problems in Physics ...
What is Matter? - Space/Astronomy - About.com
Matter is all around us, it is the physical material of the Universe. But there is more to matter than just mass.
What Are WIMPS (Weakly Interacting Massive Particles)?
One of the current problems in cosmology is the missing mass of the Universe. ... Searching for Dark Matter in Dwarf Galaxies · Composition of the Universe ...
Space and Astronomy for Kids: "we are stardust" and ... - AllExperts
Dec 14, 2006 ... But this was a very sad composition for the universe, because these elements don't have interesting and exciting chemistry, and can't build up ...
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