Astrophysical: Small solar system bodies

  • Publication
    2020 BX<SUB>12</SUB>—The Last Binary Asteroid Discovered at Arecibo
    Radar observations of 2020 BX 12 conducted with the S-band planetary radar system (2380 MHz, 12.6 cm) at the Arecibo Observatory on 2020 February 4 and 5...
  • Publication
    2023 DZ2 Planetary Defense Campaign
    We present the results of a fourth planetary defense exercise, focused this time on the small near-Earth asteroid (NEA) 2023 DZ2 and conducted during its close...
  • Publication
    A Candidate Location for Planet Nine from an Interstellar Meteoroid: The Messenger Hypothesis
    The existence of a hypothetical Planet Nine lurking in the outer solar system has been invoked as a plausible explanation for the anomalous clustering in the...
  • Publication
    Apophis Planetary Defense Campaign
    We describe results of a planetary defense exercise conducted during the close approach to Earth by the near-Earth asteroid (99942) Apophis during 2020 December...
  • News
    Astronomers confirm a new “Trojan” asteroid that shares an orbit with Mars
    Using observations made with the Gran Telescopio Canarias (GTC) a study led from the Instituto de Astrofísica de Canarias (IAC) and the Universidad Complutense...
  • Publication
    Detection of the Irregular Shape of the Southern Limb of Menoetius from Observations of the 2017-2018 Patroclus-Menoetius Mutual Events
    This work presents the analysis of seven mutual events of the Patroclus-Menoetius system (PMS) observed during the last season of mutual events, in 2017-2018...
  • News
    Hera mission flies by Mars on its way to Didymos and captures unique images of its moons
    ESA’s Hera mission for planetary defense performed a flyby of Mars, as part of its gravitational assistance manoeuvre to shorten its journey to the binary...
  • News
    Nailing Bennu's colors to the mast: new findings on the origin of this primitive body
    Science magazine, in a special collection on asteroid Bennu, has published the results of the analysis of photometric-spectrum color variations on the surface...
  • Publication
    Opposition Observations of 162173 Ryugu: Normal Albedo Map Highlights Variations in Regolith Characteristics
    On 2019 January 8, the Telescopic Optical Navigation Camera (ONC-T) on board the Hayabusa2 spacecraft observed the Cb-type asteroid 162173 Ryugu under near...