By Paul Scott Anderson, on June 4th, 2017
Mudstone lakebed sedimentary deposits seen by the Curiosity rover in Gale crater. The latest findings show that the lake in the crater was stratified and could have supported a wide variety of microorganisms. Photo Credit: NASA/JPL-Caltech
Was Mars ever habitable? Did life ever actually exist there? Those are two of the biggest questions […]
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By Paul Scott Anderson, on June 25th, 2016
The discovery of huge faults on Pluto provides evidence for a possible liquid water ocean beneath the ice crust. Photo Credit: NASA/JHUAPL/SwRI
So-called “waterworlds” have been found to be surprisingly common in the Solar System—small icy moons which have ice crusts but oceans of liquid water below the surface. These include Jupiter’s moons […]
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By Paul Scott Anderson, on August 18th, 2015
Artist’s conception of the LADEE spacecraft orbiting the Moon. Its findings will help scientists to better understand thin exospheres, such as the one our own Moon has. Image Credit: NASA Ames/Dana Berry
The existence of neon gas in our Moon’s ultra-thin atmosphere has been confirmed for the first time, by NASA’s Lunar Atmosphere […]
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By Paul Scott Anderson, on May 13th, 2015 The darker-colored material within the fractures and elsewhere on Europa’s surface might be sea salt brought up from the ocean below. Image Credit: NASA/JPL/Ted Stryk
For over a decade, scientists have been curious about the long fractures on Europa’s icy surface and the darker-colored material they contain, as well as other relatively young […]
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By Paul Scott Anderson, on April 9th, 2015 Image of dust-covered glaciers on Mars from the High Resolution Stereo Camera on Mars Express. The glaciers are composed of water ice. Image Credit: ESA/DLR/FU Berlin
When the topic of ice on Mars comes up, the first thing that usually comes to mind are the polar ice caps which are prominent even in […]
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By Paul Scott Anderson, on March 13th, 2015 Cutaway view depicting the interior of Enceladus. Water, salts, organics, and methane make their way from the hydrothermal vents on the ocean bottom to the surface through cracks in the icy crust, erupting as geysers. Image Credit: NASA/JPL
The deep oceans on Earth are teeming with life, despite the cold and darkness, thanks […]
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By Paul Scott Anderson, on July 7th, 2014 The Phoenix lander was the first mission to land near the Martian north pole. Was it also the first to see evidence of liquid water on Mars? Image Credit: NASA/ JPL-Caltech/University of Arizona/Texas A&M University
The search for evidence of water on Mars, past or present, has been one of the driving forces […]
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By Press Release, on October 22nd, 2013 This self-portrait of NASA’s Mars rover Curiosity combines 66 exposures taken by the rover’s Mars Hand Lens Imager (MAHLI) during the 177th Martian day, or sol, of Curiosity’s work on Mars (Feb. 3, 2013). Image credit: NASA/JPL-Caltech/MSSS
Examination of the Martian atmosphere by NASA’s Curiosity Mars rover confirms that some meteorites that have […]
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