At the time the Hubble and other space telescopes were being ... and then altering the imaging optics to counteract those changes. The point of light in many cases is from a star in the field ...

"One of the key lessons learned from other programmes, including Hubble, is to start your technology early and ... expansion has an extremely small variation making the telescope optics intrinsically ...

For example, NASA officials noted that Dragon's thruster exhaust could potentially contaminate Hubble's supersensitive optics. But the agency's decision was not a permanent, blanket "no." NASA ...

The Hubble Space Telescope captured imagery of supernova 2018 GV from 2018-2019. It was seen in barred spiral galaxy NGC 2525, which is located about 70 million light-years away in the constellation ...

John Grunsfeld has a model of the Hubble Space Telescope on his bookshelf. It's right next to a model of a NASA space shuttle, which delivered Hubble to space 35 years ago, and it's no secret why ...

“First light implies that the light goes all the way through the optics and makes its way to the detectors,” says Dave Leckrone, who was a Hubble deputy project scientist at the time and was ...

NASA estimates that the Hubble Space Telescope has about 10 years of useful life before it burns up in an uncontrolled ...

two teams of astronauts completed the first servicing of the Hubble Space Telescope. A key aim of this first servicing mission was to install corrective optics to compensate for the telescope’s ...

two teams of astronauts completed the first servicing of the Hubble Space Telescope. A key aim of this first servicing mission was to install corrective optics to compensate for the telescope’s ...

"Knock on wood, it can go another 10 years," former astronaut John Grunsfeld says. John Grunsfeld has a model of the Hubble Space Telescope on his bookshelf. It's right next to a model of a NASA ...