🌠 International Halley Watch Archive

Observations from 1985-1986, preserved for 2061

Halley's Comet Returns

Countdown: 35 Years 1 Months 26 Days 14 Hours 31 Minutes 17 Seconds

Distance to Earth: 34.128126 AU (5105495048 km)

Last updated: 2026-06-10T09:28:42.865505Z

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Search for observations by date range, solar distance, discipline, or observer name. At least one search criterion is required.

Format: YYYY-MM-DD (e.g., 1986-02-09)
Format: YYYY-MM-DD (e.g., 1986-03-15)
Distance from Sun in Astronomical Units (AU). Perihelion (< 1 AU) · Near perihelion (0.5-1.5 AU) · All distances
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Quick date ranges: Sep-Dec 1985 · Jan-Mar 1986 · Apr-Jun 1986