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YOUR FIRST CONTACT WITH THE UNIVERSE

Alien planet discovered around white dwarf for the very first time, Enceladus' ‘tiger stripes’ and bubbles on Titan explained

This unique shot of ESA astronaut Luca Parmitano performing his third spacewalk puts the heights at which astronauts need to operate into perspective. In this recent image, Parmitano is pictured servicing an important instrument for studying the universe’s mysterious cosmic rays: the Alpha Magnetic Spectrometer AMS-02. This endeavour took roughly five hours to complete as it was the most important of the four planned spacewalks to return the cosmic-ray hunting machine to its best.