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

Here’s how it works. The Hubble Space Telescope has captured an intricate portrait of two nearby stars that have been in close contact for centuries, revealing once again the complex yet ...

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 ...

Evolution of R Aquarii NASA, ESA, M. Stute, M. Karovska, D. de Martin & M. Zamani (ESA/Hubble), N. Bartmann (ESA/Hubble) A gorgeous image from the Hubble Space Telescope shows a nearby star called ...

In 2019, Hubble released an image of M90 created with Wide Field and Planetary Camera 2 (WFPC2) data taken in 1994, soon after its installation. That WFPC2 image has a distinctive stair-step ...

The Hubble constant is one of the most important numbers in cosmology because it tells us how fast the universe is expanding, which can be used to determine the age of the universe and its history. It ...

The two keys to Edwin Hubble's breakthrough discovery were forged by others in the 1910s. The first key, the period-luminosity scale discovered by Henrietta Leavitt, allowed astronomers to ...

Cropped view of R Aquarii binary star system and nebula as seen by the Hubble Space Telescope. The venerable Hubble Space Telescope has seen some things, man. An eye-opening new Hubble image shows ...

There was stunning cosmic imagery to feast on in 2020, from Hubble's 30th birthday image to footage of a daring sample grab on an asteroid. Here's our pick of the year's offerings. The Hubble ...

NASA’s Hubble: New Views of the Universe opens November 9. The exhibit was created in partnership with the Smithsonian Institute’s Traveling Exhibit team. Visitors can see how the telescope ...