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Mysteries of the Universe

wave particle duality Taille des atomes
Wave particle duality: how to interpret Thomas Young's experience... Size of atoms: Since the 1990s thanks to tunneling microscope is possible ...
Space intime Fonction d'onde
The space over time: the notion of space has changed over time, the concept is linked ... Quantum theory tells us that everything is "field". What is a quantum field?
heliosphere seven wonders in the world
The heliopause is the last frontier of the solar system, it is about ... The seven wonders of the world, our world now extends to the confines ...
vacuum state Leap second
The vacuum has considerable energy this vacuum energy would be greater ... The leap second, which is added at the same time around the world ...
Passage of the inert to the living structure of the Earth
Inert and living: Our chemistry, that which constitutes us, began with the game ... Earth in an aquarium: The materials are stacked in order of their density, iron ...
Modern cathedrals and large telescopes Recombination in cosmology
Modern cathedrals: the largest telescope is coming, E-ELT will be located ... Recombination in cosmology marks the period when the universe became ...
Adaptive optics and laser guide star seafloor relief
Adaptive optics, the laser guide star can not be dependent upon a star ... The bottom relief marine create ripples on the surface of the sea that match ...
Hadean Size of the universe
The hell of the Hadean: the first million years of Earth history ... How big is the universe?
Behind this simple question hide ...
Look in these sections
Most recent articles
Asteroids and comets
Volcanoes and supervolcanoes
Moons of the planets
Matter and particles
Light and photons
Planets and dwarf planets
Probes and satellites
Black holes
Hubble images
Signs of the Zodiac
Astronomy for children

Astronomy - The curiosity that characterizes humanity has allowed man to understand major astronomical phenomena and this now gives a dramatic sense stronger at what is happening under our eyes.

« It is absolutely possible that beyond what our senses perceive, lurk unsuspected worlds. » Albert Einstein (1879-1955), Nobel Prize for Physics in 1921 for his interpretation of the photoelectric effect.

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Astronomy for children
Astronomy for children...
Simulator, rotation and position of the planets (dynamic graphic)
Simulator, the
revolution of the planets...
Simulator revolution and orbits of asteroids
Simulator the round
of asteroids...
Definition of astronomical terms in SMS format
Astronomical terms
in SMS format...