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23· Cooling
Health & Science2h 44m ago
In March 1979, NASA’s Voyager 1 probe swept past Jupiter and, in an image taken not for science but for navigation, captured the first active volcano ever seen on a world other than Earth.
Io, Jupiter's moon
Who
Linda Morabito, Stan Peale, Patrick Cassen, Ray Reynolds
What
In March 1979, NASA’s Voyager 1 probe swept past Jupiter and, in an image taken not for science but for navigation, captured the first active volcano ever seen on a world other than Earth.
When
Wed, 17 Jun 2026 02:30:59 GMT · 2h 44m ago
Where
Io, Jupiter's moon ·
Why
Linda Morabito, an optical navigation engineer, discovered the volcanic plume while processing an image to fix the position of the Voyager 1 probe.
The Frontline Impact
How this affects you
This discovery provided the first observational confirmation of tidal heating as a significant internal heat source for celestial bodies, explaining volcanism on Io and contributing to the understanding of potential liquid water oceans on moons like Europa and Enceladus.
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1 event in this threadNo related history yet - this is the origin event.
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