solar apex

noun

Definition of solar apex

: a point of the celestial sphere lying in the constellation Hercules toward which the sun and the solar system are moving with respect to the stars in the solar neighborhood at a rate of about 12 miles per second — compare antapex

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Cite this Entry

“Solar apex.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar%20apex. Accessed 18 Sep. 2020.

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