News
The nature of an extreme B supergiant in Cygnus
2MASS J20395358+4222505 is an obscured early B supergiant near the massive OB star association Cyg OB2. Despite its bright infrared magnitude (Ks= 5.82) it has...
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NewsTHE NATURE OF GROWING BULGES WITHIN Z < 1.3 GALAXY DISKS IN THE GOODS-N FIELD.The ideas on the formation history of disk galaxy bulges can beconfronted with direct observations of high redshift bulge precursors. Of vital importance is the...
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NewsThe nuclear dust lane of Circinus: collimation without a torusIn some AGN, nuclear dust lanes connected to kpc-scale dust structures provide all the extinction required to obscure the nucleus, challenging the role of the...
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NewsThe observations of the Moon Eclipses help to find new Earths.Una novedosa técnica permite a un grupo de investigadores del IAC analizar por primera vez la atmósfera de la Tierra a través de un eclipse lunar El estudio...
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NewsThe orbital phases and secondary transits of Kepler-10b - A physical interpretation based on the Lava-ocean planet model.The Kepler mission has made an important observation, the first detection of photons from a terrestrial planet by observing its phase curve (Kepler-10b). This...
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NewsThe origin of the brightest stars in any Galaxy lies in stellar mergersMassive stars, those over ten times heavier than our Sun, are the conduits of most elements of the periodic table and drive the morphological and chemical...
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NewsThe phosphorus that came from the starsAll chemical elements in the Universe (except for H and most of the He) have been made in stellar interiors. But among those elements, the ones that allowed to...
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NewsThe ratio of pattern speeds in double-barred galaxies.We have obtained two-dimensional velocity fields in the ionized gas of a set of eight double-barred galaxies, at high spatial and spectral resolution, using...
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NewsThe relic galaxy NGC 1277 lacks dark matterThe standard cosmological model states that massive galaxies contain a large fraction of dark matter. Dark matter is a transparent substance that does not...