Astronomers have used the SWEAP instrument on NASA's Parker Solar Probe to map the boundary of the outer surface of the Sun, which will help scientists answer questions about the lives of stars and develop better space weather models.Astronomers Create First Map of the Sun's Outer Boundary
December 13, 2025
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Astronomers have used the SWEAP instrument on NASA's Parker Solar Probe to map the boundary of the outer surface of the Sun, which will help scientists answer questions about the lives of stars and develop better space weather models.
