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www.ikkaro.net | ||
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webb.nasa.gov
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| | | | | James Webb Space Telescope | |
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thatsmaths.com
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| | | | | There are five sweet spots where a spacecraft can keep pace with Earth as both orbit the Sun. They are called the Lagrange points, after the brilliant French mathematician Joseph-Louis Lagrange who found special solutions to what is called the "three-body problem". To locate the second Lagrange point, L2, draw a line 150 million km... | |
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www.eso.org
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| | | | | ESO, European Organisation for Astronomical Research in the Southern Hemisphere | |
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www.livescience.com
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| | | We worked out how many trips each of the solar system's eight planets has taken around the sun over the past 4.6 billion years. | ||
