This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. The burgeoning space industry and the technologies ...
A new kind of polar ship is taking shape – one that sails on wind and sunlight instead of heavy fuel oil. Selar’s Captain ...
NASA has launched the latest attempt to test solar sail propulsion technology. The ACS3’s solar sail is made of a reflective polymer and is held by a boom made of carbon fiber composite material.
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