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Articles − Astronomy and nature


Clusters of galaxies are the largest structures of our observable Universe. Coma cluster of galaxies into its soup, visible through Chandra x-ray telescope...

Spectroscopy inexhaustible source of information...	From the Big Bang to galaxies...

Asteroid Ganymed (1036), NEO and Mars cruiser...	Charon will be visited in 2015...

Chaos and sensitivity to initial conditions...	GAIA satellite mapping the Milky Way...


Cat's Paw Nebula video...	Orion Nebula video...

Carina Nebula video...	Pipe Nebula video...

The explosion of the Cigar...	Principle of atomic absorption and emission...

Shock waves...	Eclipses explained by plan lunar orbit...

Probes of Mars...	Abundance of chemical elements in Universe...


Flame Nebula video...	Pencil Nebula video...

All matter in the Bullet Cluster or the proof of the existence of dark matter. What do we see in this false-color composite image?

MOND theory and its contradiction...	Super explosion and supernova SN 1572...

Rosetta has rendezvous with a comet...


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