Full Free Intro Astronomy Class Now Online

Posted by Bruce Betts on 2012/05/22 02:57 CDT

Bruce Betts' complete CSUDH Intro Astronomy and Planetary Science class is now available online. Find out how to access it, and go behind the scenes.

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Pretty pictures from Cassini's recent Dione flyby

Posted by Emily Lakdawalla on 2012/05/04 05:44 CDT

Cassini performed its last of three close encounters with Enceladus for 2012 two days ago, and followed the flyby with some spectacular images of Dione.

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Pretty picture: A study in ringlight

Posted by Emily Lakdawalla on 2012/03/08 02:27 CST

Clearly, this is Saturn, and its rings, and if you look closer you can see a tiny circle, on top of the rings, which is Mimas, and two stars in the background. It should look weird to you that while the rings are bright, Mimas is a black dot. What is happening here? Nearly everything in this picture is lit by light that has not arrived directly from the Sun.

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Checking up on Jupiter and Saturn

Posted by Emily Lakdawalla on 2012/02/10 01:51 CST

It's amateur astronomers, not professionals, who are shouldering the burden of constant monitoring of the weather on Jupiter and Saturn. What's going on these days in the outer solar system?�

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Notes from Day 5 of the EPSC/DPS meeting: Saturn's storm, Phobos, and Lutetia

Posted by Emily Lakdawalla on 2011/10/07 07:09 CDT

Notes from Day 5 of the EPSC/DPS meeting: Saturn's storm, Phobos, and Lutetia

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Pretty pictures: Dancing moons

Posted by Emily Lakdawalla on 2011/09/28 12:28 CDT

Pretty pictures: Dancing moons

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