News type: Research news

  • News
    Detection of anomalous microwave emission in the Perseus molecular cloud
    An anomalous emission has been detected in the microwave region of the Perseus Molecular Cloud. This work extends the frequency range of the studies being...
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    Detection of companion stars of the pulsar X1822-371 and black hole candidate GX339-4
    Ref 1: X1822-3711 | Ref 2: GX339-4 Detecting companion stars in these systems has been impossible until now. Thanks to a new technique developed at the IAC...
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    Detection of Methane in the Closest Extreme Metal-poor T Dwarf
    WISEA J181006.18-101000.5 (WISE1810) is the nearest metal-poor ultracool dwarf to the Sun. It has a low effective temperature and has been classified as an...
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    Detection of second-generation asymptotic giant branch stars in metal-poor globular clusters
    Galactic globular clusters (GCs) are known to host multiple stellar populations: a first generation (FG) with a chemical pattern typical of halo field stars and...
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    Detection of the first R Coronae Borealis star pertaining to a binary system.
    The stellar origin of the extremely hydrogen-deficient R Coronae Borealis (RCB) stars has remained a mystery for astronomers since their discovery more than two...
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    Detection of TiO and Na in the atmosphere of the hot Jupiter HAT-P-65b
    We present the low-resolution transmission spectra of the puffy hot Jupiter HAT-P-65b (0.53 MJup, 1.89 RJup, Teq = 1930 K), based on two transits observed using...
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    Determination of O and Fe abundances in the metal poor stars
    The abundances of oxygen and iron in metal-poor stars have been determined through non-LTE radiative transfer simulations in three-dimensional (3D)...
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    Determination of oxygen abundances in stars with planets
    A study comparing the oxygen abundance of stars with planets to stars without planets has been completed. By looking at various indicators of the O abundance...
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    Determination of the range of masses for the compact object in binary r-X 2S 0921-630
    The range of masses for the compact object in binary r-X 2S 0921-630 has been determined (between 2.0-4.3 solar masses), consistent with a massive neutron star...