Articles − Astronomy and nature


Transit of Venus of June 6, 2012...	Gravitational illusion...

Transit of the Moon across the Sun...	Areas with asteroids and comets...

Brown dwarf...	Yellow dwarf...

The little lights of galaxies. The oldest galaxies in the universe up to 13.2 billion years ago, 600 million years after the Big Bang...


The orbital waltz of GPS satellites, on an near-circular orbit to an average height of 20 200 km and an average speed of 3.88 km/s....

White dwarf...	Galaxies practice cannibalism...

Orbits of dangerous asteroids...	Landing at high risk for Curiosity...

Black hole remnant of massive star...	Titan and Dione seen by cassini...


Satellite Laser ranging...	Measure the time which passes...

Giant blue and red...	Red dwarf...

Higgs boson, still not found...	Once again, we have not seen...

Images even finer for METEOSAT...	Coatlicue, the star at the origin of our Sun...

U Cam, star at end of life...	Fusion of three galaxies Tinker Bell...