The galaxies, each as vast as the Milky Way, are baffling because most scientific models for galaxy evolution suggest ...

Roughly 400,000 years after the Big Bang, the universe cooled just enough to allow photons to escape from the primordial ...

The National Radio Astronomy Observatory is 'confident' it can work out radio frequency issues with SpaceX and other ...

In a clean room at NASA's Jet Propulsion Laboratory in Southern California, scientists have successfully integrated a crucial ...

ESA officials said in the statement, which accompanied the new Hubble image. Related: Hubble Space Telescope tells a starry ...

Hubble Space Telescope can "only see the universe in shades of grey," according to NASA's Goddard Space Flight Center. Learn ...

NASA's Nancy Grace Roman Space Telescope is one giant step closer to unlocking the mysteries of the universe. The mission has ...

The Roman Telescope is being built at NASA's Goddard Space Flight Center, where the coronagraph recently arrived after being ...

James Webb Space Telescope, NASA's latest and most advanced space observatory, has continued to capture breathtaking images ...

The Nancy Grace Roman Space Telescope's Wide Field Instrument provides a field of view 100 times greater than the Hubble ...

Since its deployment, the James Webb Space Telescope has been fine-tuned by experts to maintain its powerful optical ...

Hubble unexpectedly finds double quasar: This image from the NASA/ESA Hubble Space Telescope shows a pair of quasars (known ...