A New Dawn

Jul 2, 2019 Investigating the dwarf planet, Ceres. The Dawn spacecraft was launched on September 27, 2007. It began observing the asteroid Vesta on July 17, 2011 and then headed toward the dwarf planet, Ceres on September 5, 2012. Dawn entered orbit around Ceres at 7:39 AM EST on Friday, March 6,…

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Plasma vs Gravity | Space News

In this adaptation of the Mel Acheson TPOD “Gravity vs Plasma,” Mel explains why the essence of momentous paradigm shifts in science is simply a matter of different viewpoints. Just as the landscape looks different when viewed from different locations, the facts and theories of the sciences appear different when…

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Star Giants

Jun 28, 2019 Are red giant stars old or young? “Children will always be afraid of the dark, and men with minds sensitive to hereditary impulse will always tremble at the thought of the hidden and fathomless worlds of strange life which may pulsate in the gulfs beyond the stars…”—…

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Spider Eggs

Jun 27, 2019 Regions inside this nebula are described as “cocoons” for new stars. The Tarantula Nebula’s designation is 30 Doradus. It is an “emission nebula” in the Large Magellanic Cloud (LMC). Readers may remember that a well-known supernova, 1987a, exploded near the nebula’s edge. The nebula’s average diameter exceeds 1000 light-years,…

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Comet 134340 Pluto?

Jun 25, 2019 Is Pluto a cometary body? According to a recent press release, Pluto might be composed of a “billion comets”. As Dr. Christopher Glein of SwRI’s Space Science and Engineering Division wrote: “We’ve developed what we call ‘the giant comet’ cosmochemical model of Pluto formation. We found an…

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Martian Mysteries

Jun 24, 2019 What brought methane to the Red Planet? According to a recent press release, measurements taken by NASA’s Curiosity rover show a “higher than expected” amount of methane in the Martian regolith. Planetary scientists believe that methane is important, since one way it forms is through biological processes….

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