This spectrograph map, generated from data collected by NASA's New Horizons probe, depicts the relatively uniform brightness of the ultraviolet "Lyman-alpha" background surrounding our Sun and its area of influence.
New Horizons' new map of the galaxy | Space photo of the day for April 30, 2025
SPACE.com - 30 Apr 2025 20:30
This spectrograph map, generated from data collected by NASA's New Horizons probe, depicts the relatively uniform brightness of the ultraviolet "Lyman-alpha" background surrounding our Sun and its area of influence.
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