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Cool upgrade for deep-space dish

Cool upgrade for deep-space dish

ESA’s deep-space communication station in Spain has received a ‘cool’ new upgrade.The ‘antenna feed’ connecting the physical Ka-band antenna to the station’s electronic signal transmitter and receiver is now being cooled to -263°C. That’s just 10 degrees above...

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NASA’s Juno Probe Makes Another Close Flyby of Io

NASA’s Juno Probe Makes Another Close Flyby of Io

The Juno spacecraft has revealed some fascinating things about Jupiter since it began exploring the system on July 4th, 2016. Not only is it the first robotic mission to study Jupiter up close while orbiting it since the Galileo spacecraft, which studied the...

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Where do cosmic rays come from?

Where do cosmic rays come from?

Earth is under constant bombardment by cosmic rays, showers of high-energy particles that blast our planet from all directions at near light speed.While this might sound like the precursor to a sci-fi alien invasion, it is a real phenomenon that scientists have...

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Can astronomers do their work during the day?

Can astronomers do their work during the day?

Radio telescopes, such as the dishes of the Very Large Array in New Mexico, can observe during daylight hours. Credit: Alex Savello/NRAO Can we study the universe in the daytime? It seems astronomical observations usually happen at night. Rishi VardhanPatna,...

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How Could Laser-Driven Lightsails Remain Stable?

How Could Laser-Driven Lightsails Remain Stable?

It’s a long way to the nearest star, which means conventional rockets won’t get us there. The fuel requirements would make our ship prohibitively heavy. So an alternative is to travel light. Literally. Rather than carrying your fuel with you, simply attach your...

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ESA’s cloud mission in the limelight

ESA’s cloud mission in the limelight

Applications 01/02/2024 1373 views 18 likes Dedicated to delivering a wealth of new information on exactly how clouds and aerosols affect Earth’s climate, ESA’s EarthCARE satellite has had the chance to show off prior to engineers embarking upon the careful...

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