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Saturn is the sixth planet from the Sun and the second largest in the Solar System, after Jupiter. It is a gas giant, with an average radius of about nine times that of Earth. [27] [28] It has an eighth the average density of Earth, but is over 95 times more massive.
The timeline of discovery of Solar System planets and their natural satellites charts the progress of the discovery of new bodies over history. Each object is listed in chronological order of its discovery (multiple dates occur when the moments of imaging, observation, and publication differ), identified through its various designations (including temporary and permanent schemes), and the ...
1979 – Pioneer 11 flies by Saturn, providing the first ever closeup images of the planet and its rings. It discovers the planet's F ring and determines that its moon Titan has a thick atmosphere. [199] 1979 – Goldreich and Tremaine postulate that Saturn's F ring is maintained by shepherd moons, a prediction that would be confirmed by ...
Spacecraft could fly through large plumes spewing out of distant world – and catch evidence of alien biology We could find signs of life on another world on Saturn’s moon Enceladus, scientists say
This is an accepted version of this page This is the latest accepted revision, reviewed on 25 December 2024. Scientific projections regarding the far future Several terms redirect here. For other uses, see List of numbers and List of years. Artist's concept of the Earth 5–7.5 billion years from now, when the Sun has become a red giant While the future cannot be predicted with certainty ...
Astronomers have detected more evidence that Saturn’s moon Enceladus may be one of the most promising places to search for life beyond Earth.
Titan’s surface has a temperature of minus 290 degrees, experts say. Clouds and ‘seasonal weather’ exist on Saturn’s ‘Earthlike’ moon Titan, NASA says Skip to main content
Saturn's rings block the view of the northern hemisphere from Earth during the winter solstice, so historical data on the GWS is unavailable during this season, [15] but the Cassini space probe has been able to observe the whole planet since it arrived shortly after the winter solstice in 2004.