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Published on 1 December 2010

France-UK Team Demonstrates Innovative Adaptive Optics Technology Required to Survey the Early Universe

French-British astronomer team has demonstrated an innovative Adaptive Optics technology (so-called Multi-object Adaptive Optics (MOAO)) allowing...
Published on 1 November 2010

The Odin satellite observes water in comet 103P/Hartley 2

The Comet Hartley 2 orbits the Sun with a period of 6.5 years. This year, it passed closest to the Sun on 28 October at 1.059 AU (Astronomical Unit= distance...
Published on 1 November 2010

The red-giant oscillation universal pattern

Thanks to CoRoT data (note 2), researchers at the Observatoire de Paris and an international team have demonstrated that red-giants, the fate of our Sun in...
Published on 1 October 2010

Discovery of an Extremely Bright Sub-Millimeter Galaxy at z=3.93

This is a fortunate, totally unexpected discovery: searching for a local debris disk with the IRAM-30m telescope, an international team, led by researchers...
Published on 1 October 2010

The most distant galaxy ever measured

The distance of the most remote galaxy in the Universe has just been measured, by a European team of astronomers, led by a researcher from Paris...
Published on 1 September 2010

Solar Probe Plus: a new frontier

NASA has selected the scientific instruments for Solar Probe Plus, the first space mission to explore the Sun’s atmosphere. Solar Probe Plus will carry a...
Published on 1 September 2010

Dense cores inside interstellar clouds do shine: a widespread phenomenon

The emission of diffuse light in the mid infrared from interstellar cloud dense cores has been searched thoroughly in the Galaxy. This emission, named...
Published on 1 August 2010

Exploring the epoch of reionization through the 21 cm radiation

After the Big-bang, the Universe experienced a dark age, just after the hydrogen atoms recombined, and before the first sources (stars and quasars) could...
Published on 1 August 2010

The Spite plateau exists also in other galaxies: the case of omega Centauri

For over twenty years the lithium abundance in old stars (the Spite plateau) has been considered a primary indicator of the baryonic density of the Universe,...
Published on 1 August 2010

Total solar eclipse at the Easter island

The total solar eclipse of July 11, 2010 was observed in Easter Island by Vincent Coudé du Foresto (LESIA) and Dominique Proust (GEPI). This eclipse was...