Tipo de publicación: Con árbitro

  • Publicación
    Discovery of a 205.89 Hz Accreting Millisecond X-ray Pulsar in the Globular Cluster NGC 6440
    We report on the discovery of the second accreting millisecond X-ray pulsar (AMXP) in the globular cluster NGC 6440. Pulsations with a frequency of 205.89 Hz...
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    Discovery of a binary quasar at z = 1.76
    We present the serendipitous discovery of a physical pair of quasars with estimated cosmological redshift z = 1.76. Long-slit spectroscopic observations of the...
  • Publicación
    Discovery of a brown dwarf in the Pleiades star cluster
    BROWN dwarfs are cool star-like objects that have insufficient mass to maintain stable nuclear fusion in their interiors. Although brown dwarfs are not stars...
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    Discovery of a dormant 33 solar-mass black hole in pre-release Gaia astrometry
    Context. Gravitational waves from black-hole (BH) merging events have revealed a population of extra-galactic BHs residing in short-period binaries with masses...
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    Discovery of a Dynamical Cold Point in the Heart of the Sagittarius dSph Galaxy with Observations from the APOGEE Project
    The dynamics of the core of the Sagittarius (Sgr) dwarf spheroidal (dSph) galaxy are explored using high-resolution (R ~ 22, 500), H-band, near-infrared spectra...
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    Discovery of a galactic wind in the central region of M100
    We report the discovery of a galactic wind in the central region of the galaxy M100. This result is based on a careful 2D spectroscopic study performed on...
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    Discovery of a Gamma-Ray Black Widow Pulsar by GPU-accelerated Einstein@Home
    We report the discovery of 1.97 ms period gamma-ray pulsations from the 75 minute orbital-period binary pulsar now named PSR J1653-0158. The associated Fermi...
  • Publicación
    Discovery of a GeV Blazar Shining Through the Galactic Plane
    The Fermi Large Area Telescope (LAT) discovered a new gamma-ray source near the Galactic plane, Fermi J0109+6134, when it flared brightly in 2010 February. The...
  • Publicación
    Discovery of a giant and luminous Lyα+C IV+He II nebula at z = 3.326 with extreme emission line ratios
    We present the discovery of HLock01-LAB, a luminous and large Lyα nebula at z = 3.326. Medium-band imaging and long-slit spectroscopic observations with the...