Sunspots. Observations of the passage of sunspots across the solar disk in December 1625 and January 1626. From 'Rosa Ursina' by Christoph Scheiner (Bracciano, 1630). Engraving.
Sunspots. Observations of the passage of sunspots across the solar disk in December 1625 and January 1626. From 'Rosa Ursina' by Christoph Scheiner (Bracciano, 1630). Engraving.
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Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., 1625, 1626., archival, archive, astronomy, christoph, december, disk, engraving., historical, history, january, observations, passage, rosa, scheiner, science, solar, sunspots, sunspots., ursina