The ESAC Science Data Centre (ESDC) hosts the scientific archives from the astronomy, planetary, heliophysics, and human and robotic exploration missions from ESA. In particular, at the ESDC we host mirrors of the Hubble Space Telescope and the James Webb Space Telescope archives, as well as the main archives for many other astronomy missions such

FRACTAL S.L.N.E. es una empresa privada cuya historia comenzó en Los Realejos (Tenerife) en agosto de 2005. Tras casi una década de trabajo en GRANTECAN, sus dos fundadores decidieron emprender el reto de ofrecer servicios de ingeniería para desarrollar proyectos de instrumentación y software para la Astrofísica profesional. A lo largo de más de

Dozens of gravitationally self-bound stellar groupings are known to orbit the halo of the Milky Way. At the faint end, some of these satellites are globular clusters: compact (few pc size), chemically homogeneous systems whose internal dynamics show no evidence for dark matter. Others, on the other hand, are dwarf galaxies: typically larger (~kpc