Giotto Extended Mission: mission and targets
Data as of 2026-10-04
Dates declared by the archive
- Project start
- January 1, 1990
- Declared end
- January 1, 1992
The start the archive declares is the start of the project, not the launch, and an end it does not declare does not mean the mission is still running.
In Galaxy
None of the targets this mission declares is in Galaxy’s catalogue.
A declared target is what the archive files the mission’s data under, not a record of observation.
Description published by the archive
After encountering Halley's Comet at part of the Halley Armada in March 1986, ESA's Giotto spacecraft hibernated through an extended cruide period on its way to encountering comet 26P/Grigg-Skjellerup. It flew by the comet at a distance of 200km in July 1992.
Quoted in English, as the archive publishes it, read on October 4, 2026.
Other targets declared
- 26P/Grigg-Skjellerup (comet)
Source
Identifier in the archive, which is its citation: urn:esa:psa:context:investigation:mission.giotto_extended_mission
NASA Planetary Data System, PDS Registry, investigation context products. Dates and targets read on September 29, 2026; how to cite the archive: https://pds.nasa.gov/datastandards/citing/