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Mysteries of the Universe

Thermodynamics of the sandpile The geometry of time
Thermodynamics of the sandpile, from the Big Bang to climate change ... The geometry of time in which the past, present and future do not exist ...
Metaverse Where does space begin?
Metaverse, the next step in evolution ... Space tourism, but where does space start and where does the earth's atmosphere end?
Trappist or harmony of the cosmos What does the equation E=mc<sup>2</sup> really mean?
Trappist or harmony of the cosmos: The regularities that amaze us ... What does the equation E=mc2 really mean?
Symmetries of the universe Where does the Sun's energy come from?
What is a symmetry in the universe? Where does the Sun's energy come from? Without radioactivity the stars would not exist ...
Fonction d'onde seven wonders in the world
Quantum theory tells us that everything is "field". What is a quantum field? The seven wonders of the world, our world now extends to the confines ...
Modern cathedrals and large telescopes First measurement of the Earth-Sun distance
Modern cathedrals: the largest telescope is coming, E-ELT will be located ... First measurement of the Earth-Sun distance ...
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.

« Reality is only an illusion, although very persistent. »
« 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...