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On the detectability of antimatter propulsion spacecraft

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Abstract

It is shown that the NASA Gamma-Ray Observatory will be able to detect large interstellar spacecraft at distances up to ∼ 300 pc by the γ-ray emission from the propulsion system alone. The distance limit is set by the possibility of recognizing such objects by their proper motions.

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Authors and Affiliations

  1. Department of Astronomy, University of Texas, Austin, U.S.A.

    Michael J. Harris

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  1. Michael J. Harris
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Harris, M.J. On the detectability of antimatter propulsion spacecraft. Astrophys Space Sci 123, 297–303 (1986). https://doi.org/10.1007/BF00653949

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  • DOI: https://doi.org/10.1007/BF00653949

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