in april 2017, only months before the end of cassini's mission at saturn, two discoveries from enceladus plumes suggested that its subsurface ocean is in contact with bedrock underneath it, instead of just being between layers of ice. what two discoveries prompted this conclusion?



Answer :

In 2005, the Cassini spacecraft began a series of up-close flybys of Enceladus, revealing more about the planet's surface and surroundings. Cassini in particular saw jets of water erupting from the south polar area.

a few instances The moon of Saturn's atmosphere Titan resembles Earth in certain ways, but it also has lakes and seas that are made of liquid methane rather than water. Apart from Earth, it is the only other body in the solar system containing liquid on its surface. Underneath Enceladus' icy surface, Cassini found that geyser-like jets discharge water vapor and ice particles from an underlying ocean. Galileo Galilei, an Italian scientist, was the first to observe Saturn with a telescope in 1610. He was surprised to see two UFOs, one on each side of the globe. Drawing them separately, he noted that Saturn looked to have three bodies.

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