Edward Lu
Edward Lu
Edward Tsang "Ed" Luis a U.S. physicist and a former NASA astronaut. He is a veteran of two Space Shuttle missions and an extended stay aboard the International Space Station...
ProfessionAstronaut
Date of Birth1 July 1963
asteroid looks particular
Asteroids may be different from one another. If you find an asteroid on a collision course, you may not know what that particular one looks like.
ant change picture speed
Picture an ant walking. That is about the change of speed we would need.