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Showing 1–6 of 6 results
Advanced filters: Author: Robert Jedicke Clear advanced filters

  • By comparing asteroid detections and a near-Earth-object model the deficit of objects near the Sun is shown to arise from the breakup of most asteroids, especially low-albedo ones, at distances of a few tens of solar radii from the Sun.

    • Mikael Granvik
    • Alessandro Morbidelli
    • Patrick Michel
    Research
    Nature
    Volume: 530, P: 303-306

  • Visible and near-infrared spectra of the interstellar object ‘Oumuamua indicate the presence of inhomogeneities in surface composition, which are dominated by organic-rich material after long-term exposure to cosmic rays. An ice-rich interior is not ruled out.

    • Alan Fitzsimmons
    • Colin Snodgrass
    • Pedro Lacerda
    Research
    Nature Astronomy
    Volume: 2, P: 133-137

  • No statistical documentation of objects of a certain size that enter Earth's atmosphere has hitherto been available. Analysis of data from US government satellites has bridged the gap.

    • Robert Jedicke
    News & Views
    Nature
    Volume: 420, P: 273-274

  • ‘Oumuamua is the first interstellar interloper observed in our Solar System and studied in some detail. This Perspective reviews the data acquired during its visit and discusses its origin and properties, concluding that there is no basis to the theory of an artificial ‘Oumuamua.

    • Michele T. Bannister
    • Asmita Bhandare
    • Quanzhi Ye
    Reviews
    Nature Astronomy
    Volume: 3, P: 594-602