Quantifying tensions - inconsistencies amongst measurements of cosmological parameters by different experiments - has emerged as a crucial part of modern...
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PublicationAssessing tension metrics with dark energy survey and Planck data
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PublicationAsteroids' reflectance from Gaia DR3: Artificial reddening at near-UV wavelengths
Context. Observational and instrumental difficulties observing small bodies below 0.5 μm make this wavelength range poorly studied compared with the visible and...
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PublicationAsteroseismic Fundamental Properties of Solar-type Stars Observed by the NASA Kepler Mission
We use asteroseismic data obtained by the NASA Kepler mission to estimate the fundamental properties of more than 500 main-sequence and sub-giant stars. Data...
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PublicationAsteroseismology from multi-month Kepler photometry: the evolved Sun-like stars KIC 10273246 and KIC 10920273
Context. The evolved main-sequence Sun-like stars KIC 10273246 (F-type) and KIC 10920273 (G-type) were observed with the NASA Kepler satellite for approximately...
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PublicationAsteroseismology of solar-type stars with Kepler I: Data analysis
We report on the first asteroseismic analysis of solar-type stars observed by Kepler. Observations of three G-type stars, made at one-minute cadence during the...
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PublicationAstrometric and photometric initial mass functions from the UKIDSS Galactic Clusters Survey - IV. Upper Sco
We present the results of a proper motion wide-field near-infrared survey of the entire Upper Sco (USco) association (˜160 square degrees) released as part of...
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NewsAstronomers test a method for investigating cosmic inflation
A team of astronomers from the National Astronomical Observatory of Japan (NAOJ), with participation by the Instituto de Astrofísica de Canarias (IAC) have...
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PublicationAsymmetrical tidal tails of open star clusters: stars crossing their cluster's práh<SUP>†</SUP> challenge Newtonian gravitation
After their birth a significant fraction of all stars pass through the tidal threshold (práh) of their cluster of origin into the classical tidal tails. The...
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PublicationAsymmetries of the Stokes V profiles observed by HINODE SOT/SP in the quiet Sun
Aims: A recent analysis of polarization measurements of HINODE SOT/SP in the quiet Sun pointed out very complex shapes of Stokes V profiles. Here we present the...