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Chasing Galileo – sunspots

Galileo's sunspots

My sunspots

In the summer of 1612, Galileo sketched a series of sunspots which were published in Istoria e Dimostrazioni Intorno Alle Macchie Solari e Loro Accidenti Rome, (History and Demonstrations Concerning Sunspots and their Properties), in 1613. Galileo corresponded with other scientists and artists who also were sketching the [...]

Sidewalk Solar Astronomy

I’m Jane Houston Jones. During the work week, I’m a Senior Outreach Specialist at the Jet Propulsion Laboratory in California where I coordinate informal education for the Cassini Mission to Saturn. It’s an exciting job, writing about Saturn, answering questions from the public, and working with museums and planetariums. I’m also the Twitter [...]