2017 canadian astronomer robert weryk discovered oumuamua depic 10 19
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2017 9 years ago Selected Events October 19 3 sources

Canadian astronomer Robert Weryk discovered ʻOumuamua (depicted), the first known interstellar object detected passing through the Solar System.

On October 19, in the year 2017, Canadian astronomer Robert Weryk discovered ʻOumuamua (depicted), the first known interstellar object detected passing through the Solar System. This event is recorded as a Selected Events event in the history of October 19, a notable event in this corner of history.

Robert J. Weryk is a Canadian physicist and astronomer. He currently works at the University of Hawaiʻi at Mānoa, where he discovered the first known interstellar object, ʻOumuamua. He has also published numerous articles on meteors and other astronomical topics.

Key Facts

  • This event took place on October 19, 2017 (AD era).
  • It is categorised as a Selected Events event in recorded history.
  • Referenced in 3 Wikipedia articles.
  • Wikipedia source last updated on 30 July 2026.

On This Date in History

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This article draws on content from Wikipedia, available under CC BY-SA 4.0.

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