Thirty-five years ago, the Hubble Space Telescope was launched into orbit. It's been sending back galactic data and images ...

NASA hasn't closed the door on the possibility — and the man in line to be the agency's next chief is a champion of the idea.

The Hubble Space Telescope celebrates 35 years of groundbreaking discoveries, stunning imagery, and a lasting impact on ...

The Hubble Space Telescope is in low Earth orbit, 320 miles (515 kilometers) above the planet, placing it above most of the ...

The Hubble Space Telescope's evidence of an "intermediate-sized" black hole about 6000 light-years away in the closest ...

The school-bus-sized observatory launched on April 24, 1990 and overcame early setbacks to become one of the most ...

Astronomers have, for the first time, directly observed star clusters merging at the cores of dwarf galaxies—a process long ...

Thirty-five years ago, in April of 1990, the Hubble Space Telescope was launched into orbit aboard the space shuttle Discovery. Since then, NASA reports that Hubble has made “nearly 1.7 million ...

Hubble’s three-and-a-half-decade lifetime has allowed astronomers to observe cosmic objects over extended periods to see how ...

In celebration of 35 years spent in orbit around Earth, the Hubble team has released a set of four new images showing the ...

During its 35 years of orbiting the Earth, the Hubble Space Telescope has transmitted endless streams of magnificent images, confirmed the existence of "dark matter," and helped track a vagabond ...