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Where are Ceres Large Craters?

Posted July 27th, 2016 at 12:39 pm (UTC-4)
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After NASA’s Dawn spacecraft had passed by the asteroid Vesta, on its way to rendezvous with Ceres, mission scientists noticed that its surface was banged up with a lot of very large craters.  Its biggest impact crater is Rheasilvia, which measures 505 km in diameter. They expected that Ceres would also be seriously pitted with giant impact basins too. […]

June 2016 Science Images

Posted June 29th, 2016 at 3:30 pm (UTC-4)
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Did our Sun Snatch Planet 9 from Another Solar System?

Posted June 3rd, 2016 at 4:00 pm (UTC-4)
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Is it possible that the new-found theoretical Planet 9 is actually an exoplanet, a planet from another solar system? According to astronomers at Sweden’s Lund University, it’s “highly likely” that Planet 9 was actually “snatched” from another solar system by our young sun some 4.5 billion years ago, or within 100 million years after its formation. […]

Mars Makes Closest Approach to Earth in More Than a Decade

Posted May 23rd, 2016 at 4:15 pm (UTC-4)
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Do you want to get a good look at Mars?  Well now is the time to catch the Red Planet as it makes its closest approach to Earth in the past eleven years. Every 26 months in an event called an opposition by astronomers – Mars and the Sun happen to be on opposite sides […]

Scientists Find Traces of Early Earth in Volcanic Rock

Posted May 13th, 2016 at 3:50 pm (UTC-4)
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According to most scientists, Earth was formed between 4.5 and 4.6 billion years ago after gravity forced gas and dust left over from the creation of the Sun accreted into an object called a planetesimal. Over time, the planetesimal continued to gather more and more material and eventually became a planet. Scientists say heat produced […]

Black Hole Mass Measured; Ice Sheets on Mars; Saliva Diagnoses Disease

Posted May 6th, 2016 at 4:00 pm (UTC-4)
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Astronomers Precisely Measure Black Hole Mass A group of astronomers have been able to determine the precise mass of a distant black hole in the center of an enormous elliptical galaxy 73 million light years away. The galaxy is called NGC 1332 and is located in the direction of the southern constellation Eridanus. To measure […]

Trio of Planets Found Circling “Ultra-cool” Star Might Support Life

Posted May 2nd, 2016 at 2:24 pm (UTC-4)
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An international team of astronomers has discovered three exoplanets that could possibly host alien life. The trio of planets are circling an “ultra-cool” brown dwarf that’s located about 40 light years from Earth, in the constellation of Aquarius. “Ultra-cool” dwarf stars are those that that are much cooler and redder than our Sun, and only […]

April 2016 Science Images

Posted April 29th, 2016 at 4:00 pm (UTC-4)
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Learning More About Mysterious Planet 9

Posted April 11th, 2016 at 3:50 pm (UTC-4)
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Konstantin Batygin and Mike Brown at the California Institute of Technology generated a lot of excitement in the science world back in January when they announced that they had found evidence of a giant planet traveling in an odd, drawn-out orbit in the far reaches of the solar system. So far the new found planet, […]

South Pole Diaries: Bracing for Sun to Set for 6 Long Months

Posted April 5th, 2016 at 12:43 pm (UTC-4)
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SOUTH POLE JOURNALRefael Klein blogs about his year working and living at the South Pole. Read his earlier posts here. It is the solstice. The sun is half set. For the moment, it is perfectly bisected by the horizon. It is the same sun seen in Hawaii travel brochures and Kinkade paintings. It is the same sun that […]