Wow, cannot believe, the Hubble Space Telescope has turned 25! So interesting that the original images were a huge disappointment, due to spherical aberation, but new cameras and computational techniques overcame the limitations and turned it into an even huger success. Unquestionably one of mankind's most important space missions.
Here's the Hubble image NASA have chosen to celebrate its 25th birthday, entitled Celestial Fireworks:
(click to enbiggen)
Awesome!
