Tuesday, February 23, 2021

Moon

I try to be aware of my reactions, even those that are very light and quick.  So, when she said she would be interested in the Nova program "Back to the Moon", I felt a flash of boredom.  The moon?? Old news!  We've been there!  But I have learned that it not only keeps good relations to go with her choices, it pays off for me besides maritally.  


Just another time when I am glad for her taste and her impulses.  Once, in Hawaii, we walked through a lava tube, underground tunnels created by lava flows and since cooled.  Who knew that the same interesting phenomena are found on the moon?  I didn't even realize that finding water on the moon was very important for a number of reasons, a big one being if humans were going to live there, even for 6 months or so, it would really help if water was available.  


I did know that the moon is smaller than Earth and therefore has less gravity.  The difference is one sixth.  So, a one foot jump would be about 6 feet on the moon.  I didn't realize that a bulldozer on Earth relies on its weight to push soil and rocks around.  The video shows new designs and concepts required to do construction on the moon since soil and rocks are too hard to push out of the way in much lighter gravity.


For various reasons, the moon would make a fine space exploration launching platform.  There has been a resurgence of international interest in the moon on the part of (in chronological order): the Soviet Union, the United States, Japan, the European Space Agency, China, India, Luxembourg, and Israel.  Private companies are also involved: Astrobotic, SpaceX (Elon Musk), Blue Origin (Jeff Bezos), Sierra Nevada Corp and Lockheed Martin.


The program stated that iron and titanium have been found in good quantities.  Lynn already foresees looting of the moon and making a big mess there.  But we know that is not going to happen.

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