Highlights
Page 30 - results 291 to 300
SPIRou : involvement of the Ile-de-France Region
The Île-de-France region is providing financial support for SPIRou, a very promising next generation instrumental project destined for the Canada France...
Combined study of a star with its planet : the case of HD52265
The mass, radius and age of the star HD52265 as well as its internal angular velocity of rotation and axial inclination have been extracted from a...
The central black hole of our galaxy is the seat of a strong magnetic field
Observations carried out at the Nançay radio-astronomy facility of the Paris Observatory, coupled with other observations made worldwide, have shown that a...
Optical lattice clocks: towards a new definition of the second?
The definition of the time unit, the second, is based since 1967 on the oscillation period of the caesium atom, but it could change in a not so remote...
Big Computation of Universe : the movie
At Observatoire de Paris, on Meudon site (Hauts-de-Seine, France) : Jean-Michel Alimi and his six-researchers team are trying to understand how the Universe...
Herschel zooms into the vicinity of black hole at the heart of our Galaxy
See what is happening in the region around the supermassive black hole at the heart of our Galaxy : that is what an international team of scientists, which...
Four powerful salvos from the Sun
This is a rare happening, and a sign that our Sun’s activity wil peak in 2013: over a period spanning just 48h, astrophysicists have observed four...
Andromeda’s satellite galaxies: the relic of a major merger?
Most of the satellite galaxies of the great Andromeda galaxy are confined to a gigantic thin disc. This recent discovery has puzzled the astronomical...
Comète de mars 2013 : les images et vidéos
En raison de la météo, la comète C/2011 L4 Pan-Starrs aura été plus discrète que prévu dans le ciel européen. Les chercheurs de l’Observatoire de Paris...
Discovery of a giant radio galaxy
A team of European astronomers, which includes a scientist from theObservatoire de Paris, has discovered a giant radio galaxy which had never been see...