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

An analysis of two decades of data from NASA's Hubble Space Telescope has provided fresh insights into the complex ...

A century ago, Edwin Hubble revolutionized our understanding of the universe by proving that the Milky Way is just one of ...

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

Saturn is below Venus and very low in the predawn sky. In late April it is five degrees above the horizon. You may need ...

Now, in an unprecedented study spanning two decades, researchers using NASA's Hubble Space Telescope have uncovered ... Astronomers will continue to observe Uranus as the planet approaches ...