[SunkenCiv]

The rest of the 'iron sun' keyword, sorted:

• Violent Past: Young sun withstood a supernova blast [10/27/2013]
• Pole flips tied to plate tectonics [11/26/2011]
• Messenger from Mercury: Orbiter returns images of odd landforms on innermost planet [11/26/2011]
• Astronomy Picture of the Day -- SDSS J102915+172927: A Star That Should Not Exist [09/07/2011]
• Solar Flare Activity Prompting NASA to Convene a News Briefing Thursday in Washington [08/18/2011]
• Evolved stars locked in fatalistic dance [07/14/2011]
• Really Hot Doin's Discovered on the Sun [01/10/2011]
• Study Peels Back More of the Magnetic Sun [03/12/2010]
• Eclipses yield first images of elusive iron line in the solar corona [01/04/2010]
• To Find New Planets, Look for the Lithium? [headline wrong -- s/b look for low lithium levels] [11/15/2009]
• Theory of the sun's role in formation of the solar system questioned [09/09/2008]
• The Surface Of The Sun [08/29/2008]
• Biggest stars produce strongest magnets [01/30/2005]
• Scientific maverick's theory on Earth's core up for a test [12/05/2004]
• Magnetic Stars [10/15/2004]
• Is Iron Causing All the Flares? [11/19/2003]
• The Sun: A Great Ball of Iron? [07/17/2002]

[Does so]

If space physicists had termed it “comma” instead of “coma”, wouldn’t everybody conjure the same image?