Recordeddatespace
Giotto passes through the coma of 1P/Halley
Flew within about 600 km of the nucleus, returning the first images of a comet’s solid body. Encounter class: flyby.
Historical — it happened, and the record is settled.
Subjects
Evidence
Partly verified — Core facts are sourced; some optional detail is deliberately absent.
Giotto mission record
Launch and the March 1986 passage through Halley’s coma.
ESA · Partly verified
ESA Giotto mission pages