Explore 15 photos and facts about the Hubble Telescope, revealing its discoveries, missions, and breathtaking views of space.

NASA offers a simple way to see which stunning celestial image the Hubble Space Telescope captured on your birthday.

Since it launched into space on April 24, 1990, the Hubble Space Telescope has been an invaluable instrument to astronomers in unraveling the mysteries of the universe. As it orbits the Earth from 340 ...

A new image captured by the Hubble Space Telescope shows a spectacular nebula in all its glory. (And yes, it does kind of look like a cosmic sea slug.) Nearly 30 years ago, Hubble looked at the Trifid ...

The debate could reopen in 2030 when NASA’s Europa Clipper spacecraft gets the closest view of the icy moon’s surface.

What we know so far: Stars, like all living organisms, age according to predictable physical laws – or so astronomers once thought. Yet scattered throughout the Milky Way's oldest star clusters are ...