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News 2007

Flying saucers around Saturn
07-12-2007
The unexpected shape of the Saturn moons inside the rings (7 Decembre 2007)
The high resolution images provided by the Cassini spacecraft have uncovered a surprising shape for two small Saturn satellites located inside the rings of the giant planet. An international team, leaded by Sébastien Charnoz and ... More »
Artémis at 5100m over the sea level
06-07-2007
First astronomical image at 450 µm on APEX with P-ArTéMiS (6 juillet 2007)
The first Astronomical image taken by a new generation of camera called "ArTeMiS-1" were obtained with the APEX telescope in March 2007, at Chajnantor in Chile. This bolometer camera operates in the "submillimetre" domain, ... More »
No more starless galaxies ?
15-11-2007
The dark galaxy may just be tidal debris (15 novembre 2007)
What is a galaxy ? Stars, gas, some dust and surrounding them an invisible dark matter halo. The discovery a few years ago of a so-called « dark galaxy »  devoid of its most famous component - the stars - raised a lot of interest in ... More »