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 ...

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

New observations of the cosmos show that the dark energy, a mysterious force that accelerates the expansion of the universe, ...

A stunning new image from the James Webb Space Telescope reveals a cosmic mirage known as an Einstein ring, where the light ...

A century ago, Edwin Hubble revolutionized our understanding of the universe by proving that the Milky Way is just one of many galaxies in an ever-expanding cosmos. This breakthrough led to the ...

The strange sight is actually two galaxies, with the light of the second warped around the one at the front as a result of ...

Known as SIMP 0136, the $10 billion James Webb Space Telescope caught a glimpse of it floating through the universe all by ...

SPHEREx is somewhat similar to the Webb telescope as it also observes the universe in infrared light, which is invisible to the eye but can be felt as heat. With its six detectors, it can break down ...

The NASA James Webb Space Telescope captured a stunning image of an Einstein ring, an optical phenomenon created by ...

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 ...