Hubble additionally helped confirm that the universe is ever expanding at an accelerating rate. This discovery pointed to the later theory of dark ...

From the Hubble Space Telescope launched in 1990 to the soon-to-be-unveiled Chinese Space Station Survey Telescope (CSST), ...

On Monday, NASA — in tandem with the White House — released an incredible deep-field image taken by the James Webb Space Telescope (JWST), which demonstrates how this telescope will be able to look ...

The image’s subject is the galaxy cluster MACS0416, roughly 4.3 billion light-years from here. In point of fact, it’s actually two smaller galaxy clusters in the process of smashing into one another.

It's easy to get the impression that NASA's James Webb Space Telescope was built to outright replace what's perhaps history's most important space telescope, the Hubble Space Telescope. But because ...

In 1925, Edwin Hubble's observation of Cepheid variables in the Andromeda galaxy revolutionized astronomy, proving the ...

Click to share on X (Opens in new window) Click to share on LinkedIn (Opens in new window) Click to share on Facebook (Opens in new window) Click to share on Reddit (Opens in new window) Click to ...

"The vivid, dramatic images of distant stars and galaxies taken by the Hubble Space Telescope have come to define how we visualize the cosmos. In their immediacy and vibrancy, photographs from the ...

With the Hubble Space Telescope upgraded and more powerful than ever, the orbiter soon will be looking out toward the edge of the observable universe, probing the early history of the cosmos. With two ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Did we almost lose the Hubble Space Telescope this summer?

For almost a century, astronomers have been using the Hubble-Lemaitre constant to explain the accelerating expansion of the universe, an intrinsic piece of the puzzle that supports the Big Bang theory ...