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Nasa's Mars Missions Uncover Secrets of Interstellar Object 3I/ATLAS

11/26/2025

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Summary

Story summary

In October 2025, NASA's Mars Reconnaissance Orbiter provided close-up views of interstellar object 3I/ATLAS, while the MAVEN spacecraft imaged it in ultraviolet light.
The Perseverance rover on Mars also captured images of 3I/ATLAS from the surface.
NASA's solar missions tracked 3I/ATLAS behind the Sun, revealing its size and chemical composition.
The PUNCH mission observed the comet's faint tail, contributing to understanding this interstellar visitor before it leaves view.

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Story summary

In October 2025, NASA's Mars Reconnaissance Orbiter provided close-up views of interstellar object 3I/ATLAS, while the MAVEN spacecraft imaged it in ultraviolet light.
The Perseverance rover on Mars also captured images of 3I/ATLAS from the surface.
NASA's solar missions tracked 3I/ATLAS behind the Sun, revealing its size and chemical composition.
The PUNCH mission observed the comet's faint tail, contributing to understanding this interstellar visitor before it leaves view.