Non-profit foundation supporting open-source software development tools.
http://eclipse.org/

Designers and manufacturers of the Eclipse 500 jet.
http://www.eclipseaviation.com/

Eclipse "BELLA?" Edward's soft voice came from behind me. I turned to see him spring lightly up the porch steps, his hair windblown from running.
http://www.stepheniemeyer.com/eclipse.html

In computing, Eclipse is a software platform comprising extensible application frameworks, tools and a runtime library for software development and management.
http://en.wikipedia.org/wiki/Eclipse_%28software%29

Specialist mobile audio, video and navigation products manufacturer
http://www.eclipse-web.com/