Get the latest Science News and Discoveries
Hubble celebrates the 15th anniversary of servicing Mission 4 - EurekAlert
<p>Fifteen years ago, human hands touched NASA's Hubble Space Telescope for the last time.</p> <p>As astronauts performed finishing tasks on the telescope during its final servicing mission in May 2009, they knew they had successfully concluded one of the most challenging and ambitious series of spacewalks ever conducted. But they couldn’t have known at the time what an impact they had truly made.</p>
None
Or read this on Eureka Alert