To mark the 35th anniversary of the Hubble Space Telescope, the US space agency NASA released new high-definition photos ...

The photos capture both our neighboring planets and galaxies far, far away in a stunning release to celebrate one of NASA’s ...

For humans, the most important star in the universe is our sun. The second-most important star is nestled inside the ...

Using data from space telescopes and other instruments, astronomers, cosmologists, and astrophysicists are able to deduce and ...

The beloved Hubble Space Telescope is reaching its 35th anniversary, and over the years it has taken some stunning images.

A long-simmering disagreement over the universe’s present-day expansion rate shows no signs of resolution, leaving experts ...

NASA’s Hubble Space Telescope reveals a longer day on Uranus than previously thought, correcting data from 1986 and reshaping ...

The entire universe may be rotating, like its individual parts do, potentially explaining the “Hubble tension,” which ...

On 1 January 1925, US astronomer Henry Norris Russell made a startling announcement to the American Astronomical Society in Washington DC: observations by fellow astronomer Edwin Hubble showed ...

A slowly spinning universe could resolve a puzzle in physics known as the Hubble tension, a new model suggests.