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Record #00142Space archive

Largest Dwarf Planet in the Solar System

NASA identifies Pluto as the largest dwarf planet in the solar system, with equatorial diameter about 2,377 km.

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Last updated
2026-09-28
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Current Record

about2,377km

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Overview

Archive Note

NASA identifies Pluto as the largest dwarf planet in the solar system, with equatorial diameter about 2,377 km.

Key information

equatorial diameter
about 2,377 km

Record history

1 Milestones
  1. —about 2,377 kmPlutoSolar SystemCurrent Record

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Sources

Evidence & References

Verification basis and limitations

Verified

The record conclusion has sufficient verification support.

Verification explanation pending

Last editorial review
2026-09-28

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

Source IDSourcePublisherLink
SRC-001Planet Sizes and Locations in Our Solar SystemOfficialENRecord topic / Current recordNASA

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Space

ARCHIVE VISUAL / 01

NOT TO SCALE

Pluto
  1. /
  2. /Largest Dwarf Planet in the Solar System

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Verified

2012-08-25 date

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Verified

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