bright wide blob http://sohowww.nascom.nasa.gov/explore/faq.html#COLOR SoHo stands for Solar & Heliospheric Observatory SOHO - Solar and Heliospheric Observatory sohowww.nascom.nasa.gov... Answering Questions About the Sun and About SOHO sohowww.nascom.nasa.gov... sohowww.nascom.nasa.gov... sohowww.nascom.nasa.gov... http://sohowww.nascom.nasa.gov...