Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Plural form of
periastron .
Etymologies
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Examples
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Furthermore, Kashi retested his model for a 6 solar mass companion and showed the similarity between periastrons and eruptions was still a good fit making the model robust.
Do Eruptions of P Cygni Point to a Companion? | Universe Today 2010
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But a 2:3 tidal lock, in which opposite sides of the planet face the star on successive periastrons, might be okay.
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