Observing the nucleus of a comet is difficult, because comets are normally active near the sun which means that their nuclei are hidden by their comae. 124P...

Using a gravitational lens, the first precise determination of the extinction curve from the optical to the far UV has been carried out in a galaxy outside the...

ESA's Herschel Space Observatory was launched on 14 May 2009. After a short commissioning and performance verification period, the science demonstration...

The so-called extreme trans-Neptunian objects (ETNOs) are orbiting the Sun at heliocentric distances larger than 150 AUs, and their discovery a decade ago was...

Thanks to the NASA’s Spitzer Space Telescope, bucket loads of large carbon molecules, the so-called fullerenes (C 60), have been found around dying stars in the...

Galactic superwinds present a filament-like structure, with strong X ray emissions, which could not be explained until now. Using hydrodynamic calculations, it...

Using the IAC's Beowulf group of computers and the National Supercomputing Centre's Mare Nostrum, an IAC team has simulated the process of galaxy fusion by...