An international team of researchers, among them scientists from the Instituto de Astrofísica de Canarias (IAC), has confirmed the primitive origen of an old...
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NewsAstronomers find the origin of one of the oldest stars in the Milky Way
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TalkObserving the polarized microwave sky: 10 years of the QUIJOTE experiment
I will review the status of the QUIJOTE (Q-U-I JOint TEnerife) experiment, a project led from the IAC with the aim of characterising the polarisation of the...
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NewsA chromospheric resonance cavity in a sunspot mapped with seismology
Sunspots are intense collections of magnetic fields that pierce through the Sun’s photosphere, with their signatures extending upwards into the outermost...
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NewsA crucial test for astronomical spectrograph calibration with frequency combs
Laser frequency combs (LFCs) are well on their way to becoming the next-generation calibration sources for precision astronomical spectroscopy. This development...
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NewsA dense ultra-short period sub-Earth planet transiting a nearby red dwarf star
Ultrashort-period (USP) exoplanets have orbital periods shorter than 1 day. Precise masses and radii of USP exoplanets could provide constraints on their...
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NewsA dwarf irregular galaxy caught in transition
Leo I is one of the youngest dwarf spheroidal (dSph) galaxies in the Local Group. Its relative isolation, extended and complex star formation history (SFH), and...
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NewsA giant planet candidate transiting a white dwarf
Astronomers have discovered thousands of planets outside the Solar System, most of which orbit stars that will eventually evolve into red giants and then into...
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NewsA nearby transiting rocky exoplanet that is suitable for atmospheric investigation
We detect a transiting rocky planet with an orbital period of 1.467 days around the nearby red dwarf star Gliese 486. The planet Gliese 486 b is 2.81 Earth...
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NewsA new algorithm that simulates the intergalactic medium of the Universe in seconds is developed
The Instituto de Astrofísica de Canarias (IAC) has led the development of a new numerical procedure that allows to reproduce in a few seconds with Big Data and...