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The magic of gravity

The great sculptor of the Universe is gravity. It is gravity’s force that assembles the galaxies into arrays of cartwheeling spirals, flocculant sunflowers and immense ellipticals.


Hubble at 30: A cosmic legacy

Amid flame and smoke, the Hubble Space Telescope blasted off the launch pad aboard the space shuttle Discovery 30 years ago today, ushering in a new era for astronomy that has transformed our understanding of the Universe around us.