30 years ago, one of the most famous and awe-inspiring pieces of technology – The Hubble Space Telescope – was launched.
Hitching a ride with the Space Shuttle Discovery in 1990, Hubble was placed in low-Earth orbit, where it has been continuously observing the night sky ever since. Observations have been carried out across all wavelengths of light, from ultraviolet to infrared, which have given astronomers an unprecedented window on the Universe.
So what have they learned from its breath-taking pictures?