When you look at the night sky, do you ever wonder what's going on out there? On a clear night with a dark sky, if moonlight doesn't wash it out, sometimes you can see the arc of the Milky Way. The ...

Add Yahoo as a preferred source to see more of our stories on Google. The most powerful telescope in history. The James Webb Space Telescope's "jewel-filled" photos are stunning.

The world’s largest and most powerful space telescope rocketed away Saturday on a high-stakes quest to behold light from the first stars and galaxies and scour the universe for hints of life.

Astronomers may now understand why the similar planets Uranus and Neptune are different colors. Using observations from the Gemini North telescope, the NASA Infrared Telescope Facility, and the Hubble ...

The Nancy Grace Roman Space Telescope has now reached a major turning point, with NASA confirming that its final assembly is complete at the Goddard Space Flight Center in Maryland. The observatory, ...

NPR's Scott Detrow speaks with Beth Fabinsky, SPHEREx's deputy project manager, about the upcoming launch of a new telescope. Here are a couple of existential questions for you. How did we get here?

Astronomers weighed a black hole in a "little red dot" discovered by the James Webb telescope. They found it to be so overmassive that it may have formed before its host galaxy had a chance to develop ...