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Dark matter

Dark matter logo #10101) Cloning in fiction 2) Horror anthology 3) Linux game 4) Science fiction comic 5) Windows game
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Dark matter

Dark matter logo #21000 Dark matter is a kind of matter hypothesized in astronomy and cosmology to account for gravitational effects that appear to be the result of invisible mass. Dark matter cannot be seen directly with telescopes; evidently it neither emits nor absorbs light or other electromagnetic radiation at any significant level. It is otherwise hypothesized to s...
Found on http://en.wikipedia.org/wiki/Dark_matter

Dark matter

Dark matter logo #22785 a term used to describe matter in the universe that cannot be seen, but can be detected by its gravitational effects on other bodies.
Found on http://planetfacts.org/space-terms/

Dark matter

Dark matter logo #22116A form of matter which has not been directly observed but whose existence has been deduced by its gravitational effects.
Found on http://www.braeunig.us/space/glossary.htm

dark matter

dark matter logo #21003(from the article `Physical Sciences`) Since the mid-1990s astronomers had shown that the universe consists of about 4% ordinary matter (such as stars and gases in galaxies), 22% dark ... Numerous candidates for the dark matter component in the halos of galaxies and clusters of galaxies have been proposed over the years, but no ... ....
Found on http://www.britannica.com/eb/a-z/d/9

dark matter

dark matter logo #21160Contents • Discovery • Candidates • Hot or cold? • Latest research Hubble Space Telescope composite image showing what may be a ring of dark matter in the galaxy cluster Cl 0024 17. Image: NASA, ESA, M. J. Jee and H. Ford (Johns Hopkins University) Matter that can't...
Found on http://www.daviddarling.info/encyclopedia/D/darkmat.html

dark matter

dark matter logo #21425Astronomical measurements indicate that luminous matter, such as our sun, makes up only a small percentage of the total matter in the universe. The missing mass that makes up the remainder is known as dark matter.
Found on http://www.encyclo.co.uk/local/21425

Dark Matter

Dark Matter logo #10444Matter that is in space but is not visible to us because it emits no radiation by which to observe it. The motion of stars around the centers of their galaxies implies that about 90% of the matter in a typical galaxy is dark. Physicists speculate that there is also dark matter between the galaxies but this is harder to verify.
Found on http://www.encyclo.co.uk/visitor-contributions.php

Dark Matter

Dark Matter logo #21813A term used to describe matter in the universe that cannot be seen, but can be detected by its gravitational effects on other bodies.
Found on http://www.seasky.org/astronomy/astronomy-glossary.html

dark matter

dark matter logo #20400[n] - (cosmology) a hypothetical form of matter that is believed to make up 90 percent of the matter in the universe
Found on http://www.webdictionary.co.uk/definition.php?query=dark%20matter

dark matter

dark matter logo #21345Invisible matter that scientists believe makes up some 25 percent of the universe and whose presumed existence accounts for how the trajectories through of visible stars and galaxies are bent.
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Dark Matter

Dark Matter logo #20687Matter that is in space but is not visible to us because it emits no radiation by which to observe it. The motion of stars around the centers of their galaxies implies that about 90% of the matter in a typical galaxy is dark. Physicists speculate that there is also dark matter between the galaxies but this is harder to verify.It has been proposed t...
Found on https://www.encyclo.co.uk/local/20687

dark matter

dark matter logo #20974 noun (cosmology) a hypothetical form of matter that is believed to make up 90 percent of the matter in the universe; it is invisible (does not absorb or emit light) and does not collide with atomic particles but exerts gravitational force
Found on https://www.encyclo.co.uk/local/20974

dark matter

dark matter logo #21221Hypothetical matter that, according to certain modern theories of cosmology, is thought to make up over 90% of the mass of the universe but so far remains undetected. Measurements of the mass of galaxies using modern theories showed large discrepancies in the expected values, which led scientists to the conclusion that a theoretical substance t...
Found on https://www.encyclo.co.uk/local/21221
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