Here’s how it works. Astronomers have scoured decades-old data from NASA's Chandra X-ray Observatory, finding bright, lumpy ...

Using NASA's space-based Chandra X-ray Observatory and the retired Spitzer ... The astronomers took the resultant images and "stitched" them together to create a large mosaic.

Space is teeming with objects that, from the right perspective, might resemble things we're familiar with. This visual ...

New research from NASA's Chandra X-ray Observatory uncovers fast-moving knots in black hole jets, highlighting differences in ...

There are monstrous objects at the heart of every large galaxy — black holes that are millions or even billions of times more ...

NASA's Hubble Space Telescope has captured a remarkable view of merging galaxies, showing a spiral galaxy in the midst of colliding with a lenticular galaxy. This image of the galaxy group "Stephan's ...

The spiral arms of nearby galaxy Messier 81 is captured by NASA's Spitzer Space Telescope. This galaxy is easily visible ...

By Eric Lipton First Images of the Sun’s Flares Released ... For the 25th anniversary of the Chandra X-ray Observatory, NASA produced ghostly time-lapse videos of two centuries-old stellar ...

Using NASA's space-based Chandra X-ray Observatory and the retired Spitzer Space Telescope ... The astronomers took the resultant images and "stitched" them together to create a large mosaic. By ...

Yet these same spacecraft also beam back patterns and images that we sometimes interpret ... A cluster of galaxies captured by NASA's Chandra X-ray Observatory. Credit: Chandra X-ray Observatory ...