CORVALLIS, Ore. - Donald Pettit, an Oregon State University alumnus, NASA astronaut and member of three space missions, will speak at OSU on Friday, Feb. 22, on "Techno-Stories from Space."

The presentation, which is free and open to the public, will be in the LaSells Stewart Center's Construction and Engineering Hall from 3-4 p.m.

Pettit, an Oregon native from Silverton, was a 1978 OSU graduate, has worked as a scientist at Los Alamos National Laboratory, and overall has spent more than a year living and working in space. His presentation will discuss the challenges and learning opportunities presented by extensive time spent in the International Space Station.