Two ways of measuring how fast the universe is expanding disagree, a puzzle known as the Hubble tension. Tiny magnetic fields ...

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

On the night of Oct. 5 to 6, 1923, Edwin Hubble discovered a new star — and revealed the utter vastness of the universe. Hubble was looking at the cosmos with the 100-inch Hooker telescope at the ...

The universe is so vast, and the difficulty of discovering all that there is out in the cosmos is so great, that one might as well count all the grains of sand in the Sahara. Researchers at the ...

A century ago, Edwin Hubble began the race to the edge of the cosmos Damond Benningfield In 1930, Albert Einstein met with astronomers (including Edwin Hubble, at Einstein's left, back row) at Mount ...

Here are six of NASA Hubble Space Telescope’s most iconic deep-space images, showcasing spiral galaxies, barred galaxies and ...

Introduction -- Hubble's universe -- Hubble's top science accomplishments -- The message of starlight -- Crucibles of creation -- Starry tapestry -- Blaze of glory -- Hubble's invisible universe -- ...

The sharpest dark matter map ever reveals the invisible cosmic scaffolding that built galaxies, stars, and ultimately life itself.

Explore HubbleHubble HomeOverviewAbout HubbleThe History of HubbleHubble TimelineWhy Have a Telescope in Space?Hubble by the ...

The venerable Hubble observatory is going strong despite its decades in space and the advent of next-generation successors ...