"Professor Goddard does not know the relation between action and reaction and the need to have something better than a vacuum against which to react. He seems to lack the basic knowledge ladled out daily in high schools."
--1921 New York Times editorial about Robert Goddard's revolutionary rocket work.

"Correction: It is now definitely established that a rocket can function in a vacuum. The 'Times' regrets the error."
NY Times, July 1969.

— New York Times

Triangulum Color

Triangulum Color

 adding previous Luminance to 2 hour RGB (40 min exp each) in Photoshop.  Note Blue star cloud IC 143, and IC 604 and other emission nebula

Nice

You've been busy.. on this one ;)

http://njastro.org/agx/category/tags/m33