Portrait of Ronald Sega
Ronald Sega is an American astronaut who was born on December 4, 1952, in
Before he became an astronaut, Sega worked as a physicist in Colorado.
Sega became an astronaut in 1991. He has spent over 667 hours in space
aboard two spacecraft.
Sega made his first spaceflight aboard STS-60 in 1994. The crew
conducted several biological, observation, and life science experiments
during this mission. In 1996, Sega flew aboard STS-76. The crew docked
with the Russian Mir Space Station for 8 days.
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