How do you design a sail that can get a spacecraft to another solar system? NASA's Voyager 1 and Voyager 2 probes, which launched in the 1970s, remain the only two human-made objects ever to leave our ...
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Why do most modern ships lack sails, and which ones still use them?
Modern harbors are crowded with steel hulls and humming engines, not tall masts and canvas. The global fleet has traded wind ...
NASA is working on something massive, and it will focus on a new spacecraft that would not need engines or burn fuel to get it going as it floats across space and gets to where it needs to go. It is ...
During the Age of Sail, ships circled the globe on voyages of discovery and trade. That era ended in the 1800s, when coal-fired steam engines began to replace wind power. Now we may be entering a new ...
NASA's Advanced Composite Solar Sail System (ACS3) can be seen with the naked eye as it orbits Earth, and can be tracked with a helpful app. When you purchase through links on our site, we may earn an ...
Space travel technology has advanced so much within the last 53 years. What used to be impossible is now possible, and it seems like the tech just keeps on progressing. But amidst the smoke of rocket ...
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