News from the labs
Page 6 - results 51 to 55
Light echoes from a Cepheid star yield its distance
Cepheids are variable stars, which follow a relation Period-Luminosity (P-L), allowing to determine their distance. To better calibrate this P-L relation, it...
A new theory for the Fast Radio Bursts (FRB)
Since their discovery in 2007, the fast radio bursts (5 milliseconds) are still very mysterious to astronomers. Several theories have been proposed,...
Virtual Observatory and Planets
Either for the study of Solar system with the online ephemerides of IMCCE, or numerous databases supported in its laboratories and notably the encyclopaedia...
Herschel discovers mature galaxies in the young Universe
New Herschel results have given us a remarkable insight into the internal dynamics of two young galaxies. Surprisingly, they have shown that just a few...
MESSENGER in orbit around Mercury : new constraints for gravitation theories
The current knowledge of Mercury’s orbit has mainly been gained by direct radar ranging obtained from the 1960s to 1998 and by five Mercury flybys made with...