Surprsing ! The laser reflectometer (on Robot) on the Moon works again.
本帖最後由 mca 於 2010-6-4 18:32 編輯NASA Science News for June 3, 2010
A Soviet robot lost on the dusty plains of the Moon for the past 40 years has been found again, and it is returning surprisingly strong laser pulses to Earth. Researchers plan to use the aged robot to help them measure the Moon's orbit and test theories of gravity.
FULL STORY at
http://science.nasa.gov/science-news/science-at-nasa/2010/03jun_oldrover/ Thanks Alan, Very interesting! Interesting %65@ Thx Alan! It's a very interesting story. I love that "Lunokhod 1" a lot. It looks like a futuristic baby cradle in the late 60's time. Cool! 本帖最後由 mca 於 2010-6-29 10:22 編輯
月面一共留下 5 個激光測距反射器，美國佔 3 (由 Apollo 任務携帶)，蘇俄佔 2 (附設在月球車 1 號及 2 號上)。
「月球車一號」是世界第一首在地球以外登陸的搖控車，這是我收集到的照片，你可見到車上的激光測距反射器，它是由法國設計和製造的。幾十年前，用激光定月地距離可達 1 m 精度，現在更準百倍。
http://forum.hkas.org.hk/web/Lunokhod-1_rover.jpg
See also:
http://apod.nasa.gov/apod/ap100606.html
小學時期愛發太空探險的夢，這是我喜愛的經典太空機械人玩具
http://forum.hkas.org.hk/viewthread.php?tid=3823&extra=page%3D4
Alan
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