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 images of the infant universe captured by the Atacama Cosmology Telescope (ACT) are the most precise "baby pictures" to ...

The Small Magellanic Cloud, a dwarf galaxy about 200,000 light-years from the solar system, can be seen with the naked eye ...

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 ...

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

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 ...

A map of the CMB published by ACT researchers. Research by the Atacama Cosmology Telescope collaboration has led to the ...

Vivian Poulin asks if the tension between a direct measurement of the Hubble constant and constraints from the early universe ...

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

The clearest and most precise images yet of the universe in its infancy—the earliest cosmic time accessible to humans—have ...