A faraway galaxy has been caught blowing away the cosmic fog of hydrogen that filled the universe once upon a time.

Researchers say the surprising discovery of the faraway galaxy MXDFz4.4 could help explain how the cosmos went from opaque to ...

NASA has just published a new image of the giant planet, Jupiter to coincide with its annual opposition this week. However, there is something extraordinary about this photo—taken by the Hubble space ...

NASA's Chandra X-ray Observatory has released four stunning images of cosmic wonders, depicted in red, white and blue for the ...

University of Warwick astronomers have uncovered compelling evidence that a nearby white dwarf is in fact the remnant of two stars merging—a rare stellar discovery revealed through Hubble Space ...

The heart of the barred spiral galaxy NGC 1097 as seen by the Hubble Space Telescope. Credit: ESA/Hubble and NASA, D. Sand, K. Sheth HOUSTON—NASA has selected the UltraViolet EXplorer (UVEX) for a new ...

NASA's Hubble Space Telescope has recently unveiled a unique view of Jupiter, presenting the gas giant in a striking composite of ultraviolet wavelengths. This release coincides with Jupiter's ...

The universe would be a pretty boring place without stars. Without them, the universe would remain a diffuse plasma of mostly hydrogen and helium from the big bang. As the basic building blocks of the ...

In recent decades, we've learned huge amounts about the universe and its history. The rapidly developing technology of telescopes—both on Earth and in space—has been a key part of this process, and ...