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crookedtimber.org | ||
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blogs.nasa.gov
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blog.learnlearn.in
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| | | | | Can you see a tiny little dot in the above picture. That is our good old earth. Just that it was photographed 3.7 billion miles away from the home of anyone reading this. And the famous Carl Sagan gave the following words relating to that little speck: "Look again at that dot. That's here. That's h | |
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crotchetyman.blog
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| | | | | Anarticle in New Scientistabout the Voyager 1 space craft caught the Crotchety eye the other day. It reports that the primary thrusters that keep Voyager's antenna pointing towards Earth are beginning to fail. Voyager does have backup thrusters but they had not been fired since 1980 so NASA's engineers did not know if they would... | |
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eclecticmusiclover.com
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| | | 5 posts published by EclecticMusicLover during February 2017 | ||
