Welcome
Thirty years ago a spacecraft launched that was to fundamentally change our relationship with space. The Hubble Space Telescope has played a part in many of the definining astronomical discoveries of the last three decades, from the demotion of Pluto to the theorising of dark energy. Yet the power of its imagery has also revealed the Universe to everyone, with a clarity and immediacy matched by nothing before it. Thanks to Hubble, today we all know what the cosmos looks like. Where earlier ages looked up and pictured God in the stained glass of lofty cathedrals, today we can see the processes of Nature at work, captured by Hubble in the multicoloured wavelengths of light from a star-forming region lightyears across, or the multiple far-off galaxies revealed in the smallest…