Space Exploration

Methane not released by wind on Mars, experts find

Credit: CC0 Public Domain Wind erosion has been ruled out as the primary cause of methane gas release on Mars, Newcastle University academics have shown.   Methane can be produced over time through both geological and biological routes and since its first detection in the Martian atmosphere in 2003, there …

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Long-Duration Spaceflight Alters Brain Connectivity: Study

An international team of scientists has found alterations of task-based functional brain connectivity in a group of astronauts after a long-duration spaceflight. The findings appear in the journal Frontiers in Physiology. JAXA astronaut Aki Hoshide, ISS Expedition 32 flight engineer, taking a space selfie during extravehicular activity on September 5, …

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NASA’s MMS Spacecraft Makes First High-Resolution Measurements of Interplanetary Shock

Interplanetary shocks are a type of collisionless shock — events where particles transfer energy through electromagnetic fields instead of directly bouncing into one another. These shocks are a phenomenon found throughout the Universe, including in supernovae, black holes and distant stars. NASA’s Magnetospheric Multiscale (MMS) mission has obtained unprecedented high-time …

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