sentences:  He went on to receive a bachelor of science degree in Engineering Physics from Montana State University in 1959, and a Doctor of Philosophy in Astro-Geophysics from the University of Colorado at Boulder in 1965.Acton was a senior staff scientist with the Space Sciences Laboratory, Lockheed Palo Alto Research Laboratory, California.As a research scientist, his principal duties included conducting scientific studies of the Sun and other celestial objects using advanced space instruments and serving as a co-investigator on one of the Spacelab 2 solar experiments, the Solar Optical Universal Polarimeter.