Cosmology (from Ancient Greek κόσμος (cosmos) 'the universe, the world' and λογία (logia) 'study of') is the study of the nature of the universe, the cosmos. The term cosmology was first used in English in 1656 in Thomas Blount's Glossographia, with the meaning of "a speaking of the world". In 1731, German philosopher Christian Wolff used the term cosmology in Latin (cosmologia) to denote a branch of metaphysics that deals with the general nature of the physical world. Cosmology is investigated by scientists, including astronomers and physicists, as well as philosophers, such as metaphysicians, philosophers of physics, and philosophers of space and time. Because of this shared scope with philosophy, theories in physical cosmology may include both scientific and non-scientific proposition...
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CHINTREUIL - Le Boulot blanc.JPG
Earth-moon.jpg
This view of the rising Earth greeted the Apollo 8 astronauts as they came from behind the Moon afte...
He1523a.jpg
Artist's impression of "the oldest star of our Galaxy": HE 1523-0901
About 13.2 billion years old
Ap...
Observable universe logarithmic illustration.png
Artist's logarithmic scale conception of the observable universe with the Solar System at the center...
Socrates.png
From http://hypernews.ngdc.noaa.gov
Stylised atom with three Bohr model orbits and stylised nucleus.svg
Stylised atom. Blue dots are electrons, red dots are protons and black dots are neutrons.
The Hubble eXtreme Deep Field.jpg
This image, called the Hubble eXtreme Deep Field (XDF), combines Hubble observations taken over the ...
WMAP 2012.png
CMB Images
IMAGES > CMB IMAGES > NINE YEAR MICROWAVE SKY
http://map.gsfc.nasa.gov/media/121238...
Crab Nebula.jpg
This is a mosaic image, one of the largest ever taken by NASA's Hubble Space Telescope, of the Crab ...