Galaxies, Stars, & Black Holes Research

News & Articles

Hundreds of small galaxies against the black background of space. Several white spiral galaxies are near image center. Most of the galaxies are various shades of orange and red, and many are too tiny to discern a shape. A handful of foreground stars show Webb's six diffraction spikes.

Webb Finds Early Galaxies Weren’t Too Big for Their Britches After All

5 min read

It got called the crisis in cosmology. But now astronomers can explain some surprising recent discoveries. When astronomers got their…

Article3 weeks ago

How NASA’s Roman Space Telescope Will Illuminate Cosmic Dawn

6 min read

Today, enormous stretches of space are crystal clear, but that wasn’t always the case. During its infancy, the universe was…

Article2 months ago

Coming in Hot — NASA’s Chandra Checks Habitability of Exoplanets

4 min read

This graphic shows a three-dimensional map of stars near the Sun. These stars are close enough that they could be…

Article3 months ago

NASA’s Roman Mission Gets Cosmic ‘Sneak Peek’ From Supercomputers

6 min read

Researchers are diving into a synthetic universe to help us better understand the real one. Using supercomputers at the U.S.…

Article3 months ago

How NASA’s Roman Mission Will Hunt for Primordial Black Holes

5 min read

Astronomers have discovered black holes ranging from a few times the Sun’s mass to tens of billions. Now a group…

Article4 months ago
Approaching an accreting black hole

New NASA Black Hole Visualization Takes Viewers Beyond the Brink

5 min read

Ever wonder what happens when you fall into a black hole? Now, thanks to a new, immersive visualization produced on…

Article4 months ago