In this contribution, several aspects of the discovery of the Milky Way hosting a central bar are briefly reviewed, as well as some minimal introduction about...
Storms or systematics? The search for atmospheric variability in hot Jupiters
The observation of exoplanets during their primary transits and secondary eclipses is a powerful tool to characterise their atmospheres. These observations...
Strategies for AGN characterisation in the OTELO survey
We present the current status of definition of the observational and analysis strategies for the study of Active Galactic Nuclei (AGN) in the OTELO survey. The...
Strategies for flux calibration in massive spectroscopic surveys
Optical large-scale medium-resolution spectroscopic surveys such as SDSS, LAMOST, DESI, WEAVE or 4MOST are subject to constraints that limit the choice of flux...
Strategies to recognize false alarms in transit experiments: experiences from the STARE project
In this contribution, we study the different stellar configurations that can produce signals resembling those produced by a transiting planet. We list several...
Stray Light Shielding for Formation Flying X-ray Telescopes
Recent planning for Constellation-X has driven the exploration of grazing incidence telescopes with focal lengths of 50 m or greater. Formation flying, wherein...
STREGA@VST: Structure and Evolution of the Galaxy .
In this article we present the survey STREGA, that has been proposed as part of the VST GTO (VLT Survey Telescope Guarantee Time of Observation) that will be...
We present new intermediate-band Strömgren photometry based on more than 300 u,v,b,y images of the Galactic globular cluster omega Cen p, covering a region of...