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About: Sunspots

Module by: Albert Van Helden. E-mail the author

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Name: Sunspots
ID: m11970
Language: English (en)
Summary: A brief history of sunspots.
Subject: Humanities
Keywords: Benedetto Castelli, camera obscura, Christoph Scheiner, Copernican System, David Fabricius, Florence, Galileo, Johannes Kepler, Lyncean Academy, Marc Welser, Sunspots, telescope, Thomas Harriot, Tycho Brahe
Document Type: -//CNX//DTD CNXML 0.5//EN
License: Creative Commons Attribution License CC-BY 1.0

Authors: Albert Van Helden (
Copyright Holders: Albert Van Helden (
Maintainers: Albert Van Helden (, Robert Ahlfinger (, Chuck Bearden (

Latest version: 1.4 (history)
First publication date: May 18, 2004 10:27 am -0500
Last revision to module: Jul 5, 2007 12:52 pm -0500


PDF: m11970_1.4.pdf PDF file, for viewing content offline and printing. Learn more.
XML: m11970_1.4.cnxml XML that defines the structure and contents of the module, minus any included media files. Can be reimported in the editing interface. Learn more.

Version History

Version: 1.4 Jul 5, 2007 12:52 pm -0500 by Chuck Bearden
Image 'scheiner_rosa_ursina2-l-t.gif' is really a BMP, so I renamed it to 'scheiner_rosa_ursina2-l-t.bmp' and adjusted the CNXML accordingly.

Version: 1.3 Jul 7, 2004 11:37 am -0500 by Robert Ahlfinger
Link fix.

Version: 1.2 May 26, 2004 10:05 am -0500 by Robert Ahlfinger
cite, link and keyword fix

Version: 1.1 May 24, 2004 9:34 am -0500 by Robert Ahlfinger
Initial publication for the Galileo Project.

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