In the grand puzzle of the cosmos, one question continues to defy easy answers: how fast is the universe expanding?

Astronomers are applying new image-processing techniques to previously released Hubble observations in honor of the space ...

The discovery was made on a massive exoplanet known as K2-18b that for years has captivated scientists searching for life ...

In simplest terms, the rate at which the universe expands on paper doesn’t match actual astronomical observations. That speed ...

The image was published as part of the 35th anniversary celebrations of the NASA/ESA Hubble Space Telescope, which was ...

While solitary black holes should be common, they are hard to find. The one in Sagittarius revealed itself when it passed in front of a dim background star, magnifying the star’s light and slowly ...

Researchers at Cambridge University's Institute of Astronomy have found evidence that could support proof of life on K2-18b, ...

Hubble’s 35‑year celebration brings a vibrant reimagining of the Sombrero Galaxy, revealing hidden dust lanes and far‑flung stars. This iconic “Mexican hat” quietly forms almost no new stars while ...

A faint cosmic spin – one rotation per 500 billion years – could resolve the stubborn Hubble tension by tweaking standard ...

A giant planet 124 light years from Earth has yielded the strongest evidence yet that extraterrestrial life may be thriving ...

Professor Nikku Madhusudhan made these observations using data from the James Webb Space Telescope. He found chemical ...

Scientists have discovered early signs that a distant planet in space called K2-18b could have some life. The promising ...