#Martian Moons eXploration spacecraft to take ultra-high definition images of Mars via 8K camera

“#Martian Moons eXploration spacecraft to take ultra-high definition images of Mars via 8K camera” Credit: JAXA The Japan Aerospace Exploration Agency (JAXA) and Japan Broadcasting Corporation (NHK) have decided to jointly develop the Super Hi-Vision Camera that is capable of filming 4K and 8K images in space for JAXA’s Martian Moons eXploration (MMX) mission. This…

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#Jupiter’s moons could be warming each other

“#Jupiter’s moons could be warming each other” The four largest moons of Jupiter in order of distance from Jupiter: Io, Europa, Ganymede and Callisto. Credit: NASA Jupiter’s moons are hot. Well, hotter than they should be, for being so far from the sun. In a process called tidal heating, gravitational tugs from Jupiter’s moons and…

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#Video: Advice from an astronaut

“#Video: Advice from an astronaut” Credit: CC0 Public Domain ESA astronaut Luca Parmitano provides words of wisdom to young people on how investing their time wisely today can help build a better tomorrow. In this video, Luca recalls his own childhood and says, the most valuable resource we have as young people is time. He…

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#How small particles could reshape Bennu and other asteroids

“#How small particles could reshape Bennu and other asteroids” A view of the Asteroid Bennu showing the bulge at its equator. Credit: NASA/Goddard/University of Arizona In January 2019, NASA’s OSIRIS-REx spacecraft was orbiting asteroid Bennu when the spacecraft’s cameras caught something unexpected: Thousands of tiny bits of material, some just the size of marbles, began…

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#Where rocks come alive: NASA’s OSIRIS-REx observes an asteroid in action

“#Where rocks come alive: NASA’s OSIRIS-REx observes an asteroid in action” Credit: CC0 Public Domain It’s 5 o’clock somewhere—and while here on Earth, “happy hour” is commonly associated with winding down and the optional cold beverage, that’s when things get going on Bennu, the destination asteroid of NASA’s OSIRIS-REx mission. In a special collection of…

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#Study indicates sand-sized meteoroids are peppering asteroid Bennu

“#Study indicates sand-sized meteoroids are peppering asteroid Bennu” This image shows the near-Earth asteroid Bennu as seen from NASA’s OSIRIS-REx spacecraft. A new SwRI study suggests that Bennu experiences numerous impacts from sand-sized meteoroids orbiting the Sun. Credit: Courtesy of NASA/GSFC/University of Arizona A new study published this month in JGR Planets posits that the…

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