Astronauts are preparing to rendezvous one last time to refurbish and reboost the venerable Hubble Space Telescope Its a dangerous mission so why is Hubble worth the risk Hubble has been the key ...

The name "blue lurker" might sound like a villainous character from a superhero movie. But it is a rare class of star that NASA's Hubble Space Telescope explored by looking deeply into the open ...

Hubble and its fellow observatories give us an unprecedented, crystal-clear look at the far reaches of the cosmos. Explore these orbiting pioneers and learn what they've discovered. 3 min read The ...

In this NASA/ESA Hubble Space Telescope image, Hubble once again lifts the veil on a famous — and frequently photographed — supernova remnant: the Veil Nebula. ESA/Hubble & NASA, R.