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19Feb 2025

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Astronomy Astrophysics Cosmos NASA Saturn SaturnRings ScienceNews SolarSystem SpaceExploration SpaceFacts Universe
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Saturn’s Rings May Be As Old As Solar System

Why in the news? A new study challenges previous estimates that Saturn’s rings are only 100 million years old. Computer models suggest dust particles are expelled, keeping the rings clean, implying they could be 4 billion years old, like the Solar System. New Insights: Rings May Be Ancient A new study from Tokyo and Paris-based …

28Dec 2024

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Astrophysics NASA NASAResearch ParkerSolarProbe SolarPhysics SolarProbe SolarScience SolarSystem SpaceExploration SpaceInnovation SpaceMission SpaceTechnology SpaceWeather SunExploration SunStudy
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Parker Solar Probe: Closest-Ever Approach to Sun

Why in the news? NASA’s Parker Solar Probe safely completed its closest approach to the Sun on December 24, passing 6.1 million km from its surface to study the corona, solar wind, and high-energy particle acceleration. Historic Milestone: On December 24, NASA’s Parker Solar Probe achieved the closest-ever approach to the Sun by any spacecraft. …

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Saturn’s Rings May Be As Old As Solar System

Parker Solar Probe: Closest-Ever Approach to Sun