Since its launch in April 1990, the Hubble Space Telescope has been an invaluable tool for astronomers in unraveling the ...

Launched in 1990, the Hubble Space Telescope began as a costly failure — a flawed mirror that blurred the universe. After a ...

A pair of quasars that existed when the universe was only 3 billion years old has been spotted by the Hubble Space Telescope.

Astronomers reveal new insight into an iconic supernova remnant's evolution, structure and pulsar-driven growth over 25 years ...

A new analysis of archival Hubble Space Telescope photos reveals that a peculiar comet slowed its spin before fully reversing ...

A NASA team using the Hubble Space Telescope found an object in space never recorded before, nicknamed “Cloud-9.” Cloud-9 is a starless, gas-rich, dark-matter cloud considered a “relic” or remnant of ...

The Hubble Space Telescope was designed to free astronomers of a limitation that has plagued them since the days of Galileo—Earth's atmosphere. Shifting air pockets in the atmosphere block and distort ...

Observations from the James Webb and Hubble space telescopes reveal Saturn's atmosphere and rings in the most detailed view created to date.

Developed in partnership between NASA and the Smithsonian Institute Traveling Exhibit Service, the ‘Hubble Space Telescope: New Views of the Universe’ has been on tour for more than two decades and is ...

The Hubble Space Telescope is once again giving us a glimpse of something that is thousands of light-years away from the Earth. NASA shared images of the Egg Nebula as the star inside it is dying. The ...

The constellation of Ursa Major (The Great Bear) is home to Messier 101, the Pinwheel Galaxy. Messier 101 is one of the biggest and brightest spiral galaxies in the night sky. Like the Milky Way, ...

Observations of comet 41P/Tuttle–Giacobini–Kresák show its rotation slowing, reversing and then speeding up.