Organizational transformation into the operational phase of the GTC
In this paper we review various organizational issues encountered when GRANTECAN, the Spanish organization responsible for the construction and operation of the...
Orientatio ad Sidera (OAS): a comprehensive project for cultural astronomy research in ancient Mediterranean cultures
During the last decade (starting in 2005), the OAS Project has been run, with the support of the Spanish research agencies. Within its framework, research on...
In the last five years there has been cumulative evidence showing that massivegalaxies have dramatically grown in size since z ˜ 3. This result hasremained very...
Origin of Galactic Type-Ia supernovae: SN 1572 and SN 1006
We have been searching for surviving companions of progenitors of Galactic Type-Ia supernovae, in particular SN 1572 and SN 1006. These companion stars are...
Origin of the Honolulu Volcanics Series (Oahu, Hawaii) From High Precision Pb Isotope Data
The origin and sources of rejuvenated volcanism in Hawaii has been long debated with the depleted isotopic features commonly attributed to assimilation of the...