L'astéroïde YR4 a de faibles chances de s'écraser sur la Lune d'ici à 2032, mais absolument aucune de finir sur Terre. Malgré tout, des scientifiques pensent tout de même à un scénario dans lequel il ...
It will be several years before any of these new commercial space stations circle the Earth at around 17,500 miles per hour (28,000 kilometers per hour) and several years before the ISS is deorbited ...
A Pilatus PC-12 aircraft equipped with a portable laser terminal transmitted 4K video to the International Space Station and back. "Laser communications use infrared light to transmit 10 to 100 times ...
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