"As fascinating as the galaxy appears at visible wavelengths, some of NGC 5643's most interesting features are invisible to ...

New Hubble Space Telescope images of a black hole-powered quasar reveal 'weird' structures and gigantic jets of energy that ...

This is the image of the Spiderweb protocluster captured by Webb’s NIRCam instrument. This study showcases traces of new ...

Mowla, who spotted the galaxy in Webb’s image, was drawn to its gleaming star clusters, because objects that sparkle ...

NASA's Nancy Grace Roman Space Telescope team has successfully integrated the mission's telescope and two instruments onto ...

This campaign of observations used a coronagraph, a system that creates little eclipses by blocking the light of stars. In ...

The Firefly Sparkle galaxy is so named because it resembles a "sparkle" or swarm of lightning bugs on a warm summer night.

Pictured, the VLT's fourth Unit Telescope, stands like two pillars guiding the galaxy's arm. Check out our Image of the Day Archives for more awesome photos. Can't find the date you're looking for?

The young galaxy is only 6,500 light years from its first companion and 42,000 light years from its second. In comparison, the fully formed Milky Way is 100,000 light years across and could easily fit ...

The Hubble Space Telescope has captured imagery of spiral galaxy UGC 2890. The "galaxy lies around 30 million light-years ...

That’s an observation, made around a decade ago, that the universe seems to be expanding faster than it should be according to cosmologists’ understanding of its earliest days. Now, two years of James ...

Galaxies in the present-day Universe fall into two broad categories. There are spiral galaxies, like our Milky Way, which are ...