Nyhedsanalysen
Turen går stadig til Mars
Turen går stadig til Mars
Mennesket skal til Mars, men turen tager sin tid, hvis vi skal bruge almindelige raketter: Omtrent ni måneder. Det må kunne gøres bedre, og derfor arbejder Nasa og andre rumagenturer på livet løs for at udvikle nye teknologier, der kan sætte skub i fremtidens raketfart. ”Solar electric propulsion” og ”Nuclear thermal electric propulsion”; det lyder lige dele lokkende, skræmmende og poetisk, og BBC er klar med det forkromede overblik.
(FILES) In this file photo taken on July 20, 2019 NASA astronaut Andrew Morgan, a member of the International Space Station (ISS) expedition 60/61, reacts as his spacesuit is tested prior to the launch onboard the Soyuz MS-13 spacecraft from the Russian-leased Baikonur cosmodrome in Kazakhstan . - For decades, the Canadian and American defense agency NORAD has provided updates on Santa Claus's international gift delivery route, but this year, for the first time, US astronauts lent a hand. "We have obtained visual confirmation that Santa is currently traveling south over India, " Andrew Morgan said at 1700 GMT via a video link as he floated at zero-gravity in the International Space Station. (Photo by Kirill KUDRYAVTSEV / AFP)
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