When it comes to telescopes, there are no bigger names than Hubble and Webb, but why have two space telescopes anyway, how ...

This unprecedented view of the Bullet Cluster provided by the James Webb Space Telescope and the Chandra X-ray Observatory ...

Take a 3D tour of James Webb Space Telescope's view of the 'Cosmic Cliffs' of the Gum 31 nebula (part of the Carina Nebula ...

The largest and brightest is an enormous supergiant star about 100 times the mass of the Sun and five million times brighter.