Tuesday 27 March 2018

NASA’s Webb Telescope Faces More Setbacks

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The space agency announced on Tuesday that its successor to the Hubble telescope has hit a series of testing snags, pushing back a planned launch next year.
via New York Times

Newly-discovered planet is hot, metallic and dense as Mercury

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A hot, metallic, Earth-sized planet with a density similar to Mercury -- situated 260 million light years away -- has been detected and characterized by a global team of astronomers.
via Science Daily
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James Webb Space Telescope update: new launch window under review

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The James Webb Space Telescope is undergoing final integration and testing that will require more time to ensure a successful mission. Following a new assessment of the remaining tasks on the highly complex space observatory, the launch window is now targeted for about May 2020.


via ESA Space Science
http://www.esa.int/Our_Activities/Space_Science/James_Webb_Space_Telescope_update_new_launch_window_under_review

What interstellar visitor 'Oumuamua can teach us

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The first interstellar object ever seen in our solar system, named 'Oumuamua, is giving scientists a fresh perspective on how planets, asteroids and comets form.
via Science Daily
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CERN experiment sees hints of a rare kaon decay

Understanding gravity: The nanoscale search for extra dimensions

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Scientists have used a pulsed slow neutron beamline to probe the deviation of the inverse square law of gravity below the wavelength of 0.1 nm. The experiment achieved the highest sensitivity for a neutron experiment demonstrated to date, and is a significant step toward determining whether the space we live in is really limited to the three dimensions most are familiar with.
via Science Daily
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Atomically thin light-emitting device opens the possibility for 'invisible' displays

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Engineers have built a bright-light emitting device that is millimeters wide and fully transparent when turned off. The light emitting material in this device is a monolayer semiconductor, which is just three atoms thick.
via Science Daily