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Radar echoes from Europa reveal secrets beneath the ice

Radar echoes from Europa reveal secrets beneath the ice
Phys.org Wednesday 17 June 2026, 12:20 UTC 1 min read
Key Points

A team of scientists has used NASA's Goldstone Solar System Radar and the U.S. National Science Foundation Green Bank Telescope (NSF GBT) to carry out the most extensive radar study to date of Europa, the ocean world orbiting Jupiter. By repeatedly "pinging" Europa with 3.5-centimeter (1.4-inch) radio waves between 2011 and 2024, the team measured how the moon reflects radar signals and confirmed that its icy surface scatters radio energy in an unusually strong and complex way not seen on...

A team of scientists has used NASA's Goldstone Solar System Radar and the U.S. National Science Foundation Green Bank Telescope (NSF GBT) to carry out the most extensive radar study to date of Europa, the ocean world orbiting Jupiter. By repeatedly "pinging" Europa with 3.5-centimeter (1.4-inch) radio waves between 2011 and 2024, the team measured how the moon reflects radar signals and confirmed that its icy surface scatters radio energy in an unusually strong and complex way not seen on rocky worlds.
Europa (LOCATION) NASA (ORG) Goldstone Solar System Radar (ORG) the U.S. National Science Foundation Green Bank Telescope (ORG) NSF (ORG) Jupiter (LOCATION)
Originally published by Phys.org Read original →

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