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Lagrange point
Definition
Stable positions around two massive bodies where a third object can remain fixed. Point L2 (1.5 million km behind Earth) is ideal for telescopes: James Webb and Euclid are stationed there.
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Stable positions around two massive bodies where a third object can remain fixed. Point L2 (1.5 million km behind Earth) is ideal for telescopes: James Webb and Euclid are stationed there.