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Explore Live Solar System Sky Map Kepler JWST

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Comet 238P/Read - JWST confirms water ice in a Main Belt comet for the first time — pointing to an early solar system water reservoir.

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JWST

Comet 238P/Read

Also known as: 238P, Main Belt Comet

solar systemInfrared

Analysis

Main Belt comet confirming water ice preservation in the asteroid belt since the early solar system.

Key Features

Water vapour detection
No CO₂ detected
Main Belt origin
Early solar system ice

Fun Fact

Main Belt comets may be a water source for early Earth

Observation Details

Coordinates: RA: 0h 0m 0.00s, Dec: +0° 0' 0.0"
Observation Date: September 8, 2022
Instrument: NIRSpec; Filters: PRISM, G140H, G235H

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NASA Feature(opens in new tab)

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