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What Happened to Earth’s Ancient Craters? Scientists Seek Clues on the Moon’s Pocked Surface – The New York Times

Jan 17, 2019

Supported by What Happened to Earth’s Ancient Craters? Scientists Seek Clues on the Moon’s Pocked Surface The pace of space rocks pummeling Earth and the moon was relatively infrequent, but then doubled or tripled for unknown reasons, a new study finds. ImageMeteor Crater near Winslow, Ariz., one of just 190 confirmed craters on Earth.CreditCreditDaniel Slim/Agence […]

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Saturn's rings are surprisingly young – Astronomy Magazine

Jan 17, 2019

Exploring Saturn’s rings During NASA’s Cassini spacecraft’s Grand Finale, the craft dove between the planet and its rings. In doing so, it collected new insights into the ringed planet, including the surprising age of Saturn’s rings. According to a new study, scientists have found that Saturn’s rings are actually much younger than the planet itself. […]

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Heads-Up For Sunday, A Super 'Blood Moon' Is On The Way – NPR

Jan 17, 2019

Enlarge this image A so-called “blood moon” seen during a total lunar eclipse in western Germany, on Sept. 28, 2015. Patrik Stollarz/AFP/Getty Images hide caption toggle caption Patrik Stollarz/AFP/Getty Images A special celestial event is on the calendar for this Sunday night and experts are already raving: “A full 62 luxurious minutes of totality,” says […]

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Saturn's rings haven't always been there – CNN

Jan 17, 2019

When NASA’s Cassini spacecraft plunged into the planet’s atmosphere to end its 20-year mission in 2017, it dived between the planet and its rings. This last act before the spacecraft disintegrated allowed the instruments to precisely measure the amount of material in Saturn’s rings. Knowing that weight also allowed scientists to determine the age of […]

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Saturn's Rings Could Have Formed During the Dinosaur Age, New Analysis Suggests – Gizmodo

Jan 17, 2019

Artist’s concept of Cassini in Saturn’s ringsIllustration: NASA/JPL-Caltech Saturn’s rings might have formed relatively recently—like, in the past hundred million years or so—according to new research. A team of scientists analyzed Saturn’s gravitational field and the mass of its rings, based on data from the Cassini mission, which ended in 2017. Their measurements led to […]

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