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Evidence Suggesting That ‘Oumuamua Is the ∼30 Myr Old Product of a Molecular Cloud

  • Authors: Cheng-Han Hsieh, Gregory Laughlin, and Héctor G. Arce

2021 The Astrophysical Journal 917 20.

  • Provider: AAS Journals

Caption: Figure 1.

‘Oumuamua’s and Borisov’s Galactic orbit integrated for 500 Myr into the past. The left panel is in Cartesian coordinates, and the right panel is in cylindrical coordinates, with ρ representing the radial distance from the Galactic center. The red circle marks the current position of the Sun.

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