Following our hugely popular Hubble gallery, we've put together a second collection of the finest images captured by the telescope over the last two decades.
The mysterious Cat's Eye nebula was discovered by William Herschel on February 15, 1786. This nebula involves structures such as knots, jets and sinewy arc-like features.
Credit: NASA, ESA, HEIC, and The Hubble Heritage Team (STScI/AURA)