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

A NASA space telescope on a mission to map millions of galaxies has turned on its detectors for the first time, capturing ...

Just about everyone has heard of NASA’s Hubble Space Telescope — not too surprising considering that it has been with us for ...

Astronomers have unveiled stunning new images of the universe in its infancy, offering a glimpse into the earliest moments ...

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 ...

NASA's SPHEREx observatory has started capturing its initial images, paving the way for a comprehensive study of millions of ...

A sparkling stellar nursery appears reminiscent of the early universe in new images from the Hubble Space Telescope. The emission nebula, known as Sh2-284, is an immense region of gas and dust ...

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 ...

NASA launched a new space telescope into orbit to explore the origins of the universe. The mission will use sophisticated ...