Dr. Leroy Chiao in his Grumman AA5BTiger taking off from the runway of his flying community near NASA headquarters in Houston. “The ones I saw were smooth and shiny,” Chiao said.

Dr. Leroy Chiao in his Grumman AA5BTiger taking off from the runway of his flying community near NASA headquarters in Houston. Leroy has been flying small planes since 1984 and bought the plane he ...

A former NASA commander has revealed that while piloting his private plane in Texas last summer he nearly had a collision with two mysterious “metallic, spherical orbs.” Astronaut Leroy Chiao ...

Former NASA astronaut Leroy Chiao watches a water bubble float in weightlessness on the International Space Station, where he served as both Expedition 10 commander and science officer in 2005.

Leroy Chiao: Data found on moons of Saturn and Jupiter affirm my belief that humans are not alone in the universe. But we likely will never encounter other intelligent life.

Former NASA astronaut Leroy Chiao may have commanded a real-life space station, but "Star Trek" gave him an early push.

Editor’s Note: Leroy Chiao, PhD, works as a consultant, and is the CEO and co-founder of One Orbit LLC, a motivational training, education and talent management company. He served as a NASA ...

Former International Space Station commander and NASA astronaut Leroy Chiao visits Wollongong to share his experiences in zero gravity, discuss whether aliens exist, and show how the Illawarra is ...

Former astronaut and International Space Station Commander, Leroy Chiao, joined Stephanie Ruhle to respond to the historic news. "I think this happened a lot more quickly than I had anticipated ...

Kendis Gibson and Leroy Chiao usher in a new era of space travel as the Inspiration4 crew completed their three day journey to outer space where they conducted research and raised more than $200 ...

Leroy Chiao: Data found on moons of Saturn and Jupiter affirm my belief that humans are not alone in the universe. But we likely will never encounter other intelligent life.