Understanding the properties of dwarf galaxies is important not only to put them in their proper cosmological context, but also to understand the formation and...
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PublicationA VLT/FORS2 spectroscopic survey of individual stars in a transforming dwarf galaxy
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PublicationA warm super-Neptune around the G-dwarf star TOI-1710 revealed with TESS, SOPHIE, and HARPS-N
We report the discovery and characterization of the transiting extrasolar planet TOI-1710 b. It was first identified as a promising candidate by the Transiting...
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PublicationA wide deep infrared look at the Pleiades with UKIDSS: new constraints on the substellar binary fraction and the low-mass initial mass function
We present the results of a deep wide-field near-infrared survey of 12 deg2 of the Pleiades conducted as part of the United Kingdom Infrared Telescope (UKIRT)...
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PublicationA wide-area view of the Phoenix dwarf galaxy from Very Large Telescope/FORS imaging
We present results from a wide-area photometric survey of the Phoenix dwarf galaxy, one of the rare dwarf irregular/dwarf spheroidal transition-type galaxies...
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PublicationA young binary brown dwarf in the R-CrA star formation region
We present imaging and spectroscopic observations with HST (WFPC2, ACS/HRC and STIS), VLT (FORS2) and Keck (HIRES) of the dM 8 ultra-cool dwarf DENIS-P J185950...
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PublicationA young spectroscopic binary in a quintuple system part of the Local Association
Context. Double-lined spectroscopic (SB2) binaries allow us to obtain a direct determination of the masses of their components, which is essential to test...
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PublicationAbsolute dimensions and apsidal motion of the eclipsing binaries V889 Aquilae and V402 Lacertae
Context. Double-lined eclipsing binaries allow the direct determination of masses and radii, which are key for testing stellar models. With the launch of the...
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PublicationAbsolute motions of globular clusters. II. HST astrometry and VLT radial velocities in NGC 6397
In this paper we present a new, accurate determination of the three components of the absolute space velocity of the Galactic globular cluster NGC 6397 (l≃338°...
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PublicationAbsorption Line Mapping with OSIRIS Tunable Filters: A Pilot Study
We demonstrate in this work that it is possible to derive spectra of integrated absorption lines for any type stellar system using the GTC/OSIRIS Tunable...