This NASA/ESA Hubble Space Telescope image of the cluster Westerlund 2 and its surroundings has been released to celebrate Hubble's 25th year in orbit and a quarter of a century of new discoveries, stunning images and outstanding science.
The picture shows Abell 2218, a rich galaxy cluster composed of thousands of individual galaxies. It sits about 2
This image shows a gas giant planet circling the two red dwarf stars in the system OGLE-2007-BLG-349, located 8 000 light-years away. The planet - with a mass similar to Saturn - orbits the two stars at a distance of roughly 480 million kilometres. The two red dwarf stars are a mere 11 million kilometres apart
This image from the NASA/ESA Hubble Space Telescope reveals a glistening and ancient