A stroll through space in Fairbanks It is a pleasant day for a walk in the middle of Alaska, with blue sky overhead, and people perhaps looking for something to do outside, with lots of space and sweet-scented summer air around them. Not long ago, I hiked the length of a new planet-walk display on the University of Alaska Fairbanks campus with Peter Delamere. In a little less than one mile, we spanned the relative distance from the sun to dwarf planet Pluto. Delamere is a researcher and teacher at UAF’s Geophysical Institute and Physics Department. He knows a lot about each of the heavenly spheres mounted on signs along Yukon Drive, which is arrow-straight and runs up to the high point of the campus. Space physics expert Peter Delamere at the start of the UAF Planet Walk in Fairbanks. The project was developed by members of the Alaska chapter…