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Record #00113Space archive

First Spacecraft Flyby of a Comet

NASA's deep-space chronology records ISEE-3 achieving the milestone "First Spacecraft Flyby of a Comet" on 1985-09-11.

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Last updated
2026-09-27
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Current Record

1985year

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Previous recordFirst Planetary Gravity Assist to Change Interplanetary TrajectoryNext recordFirst Spacecraft Flyby of Mercury
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Previous recordFirst Planetary Gravity Assist to Change Interplanetary TrajectoryNext recordFirst Spacecraft Flyby of Mercury
Start date
1985-09-11
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OverviewRecord historyRelated recordsSources

Overview

Archive Note

NASA's deep-space chronology records ISEE-3 achieving the milestone "First Spacecraft Flyby of a Comet" on 1985-09-11.

Key information

First achieved
1985-09-11

Record history

1 Milestones
  1. 1985-09-111985 yearISEE-3Comet 21P/Giacobini-ZinnerCurrent Record

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Verification basis and limitations

Verified

The record conclusion has sufficient verification support.

Verification explanation pending

Last editorial review
2026-09-27

Current Entry identifies the current entry in this archive; it does not establish that the record is still held today.

Source IDSourcePublisherLink
SRC-001Deep Space Robotic FirstsOfficialENRecord topic / Current recordNASA

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Verified
Space

ARCHIVE VISUAL / 01

NOT TO SCALE

ISEE-3
  1. /
  2. /First Spacecraft Flyby of a Comet

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