On 27 April, the US and European space agencies celebrated the fifth anniversary of the launch of the SOHO satellite by organising the International Sun-Earth...
Intracluster light: a luminous tracer for dark matter in clusters of galaxies
The bulk of stars in galaxy clusters are confined within their constituent galaxies. Those stars do not trace the extended distribution of dark matter well as...
Ionized gas kinematics and massive star formation in NGC 1530
Abstract. We present emission line mapping of the strongly barred galaxy NGC 1530 obtained using Fabry-P´erot interferometry in Hα, at significantly enhanced...
IRSOL and IAC scientists solve a complex paradox in solar physics
In 1998, the journal Nature published a seminal letter concluding that the mysterious polarization signal that had been recently discovered in the light emitted...
Is the Large Magellanic Cloud spiral arm a stable structure?
Some galaxies in the Universe display beautiful and appealing features known as "spiral arms". However, not all galaxies show spiral arms in the same manner...
James Webb telescope reveals an exoplanet atmosphere as never seen before
NASA's space telescope has produced a molecular and chemical portrait of the atmospheric constituents of exoplanet WASP-39 b, a Saturn-sized behemoth that orbit...
James Webb Telescope reveals the possible origin of the mysterious shapes in the Southern Ring Nebula
The first data show there were at least two, and possibly three, more unseen stars that crafted the oblong, curvy shapes of the Southern Ring Nebula. In...