After five spacewalks on consecutive days to bring new life to the Hubble Space Telescope, astronauts on space shuttle Atlantis said goodbye to the venerable observatory, releasing it back to its orbital home. Watching it float out of the cargo bay was a bittersweet moment for everyone involved with the mission, and space enthusiasts, too, as even though Hubble is in great shape and now set to look out farther than ever before, this is that last time humans will visit, touch and care for the world’s most famous telescope. “It’s a sad moment but a great moment, because we put the Hubble in the best posture and and best performance in can be in,” said Jon Morse, NASA Astrophysics division director.
This is from Barbara Lamb's Presentation at the more recent International UFO Congress 2009. there are some core experiences in this, which are substantiated by witnesses and evidence. Dr John Mack after investigating found some of these reports could not be explained with simple explanations.