Hubble’s pointing system is so precise, NASA says it is the equivalent of being able to keep a laser shining on a dime over 200 miles away for however long Hubble takes a picture – up to 24 hours.

Hubble Space Telescope's 35th anniversary: See NASA's new out-of-this-world images The Hubble Space Telescope, launched 35 years ago, has blown our minds with its striking images of far-away ...

Even now, time on Hubble remains precious and highly in demand, with six times as many science projects requesting time on the telescope than can be provided. Mars (December 2024) NASA, ESA, STScI.

Hubble and its fellow observatories give us an unprecedented, crystal-clear look at the far reaches of the cosmos. Explore these orbiting pioneers and learn what they've discovered.