We have seen intricate patterns that milk makes in coffee and much smoother ones that honey makes when stirred with a spoon. Which of these cases best describes the behavior of the hot gas in galaxy clusters? By answering ...
Astronomy
Jun 18, 2019
35
189
A radically different type of X-ray space telescope has been designed by scientists in Sweden, using advanced optic techniques that were originally developed in medical imaging research.
Astronomy
Jun 18, 2019
0
161
Isolated for billions of years, a galaxy with more dark matter packed into its core than expected has been identified by astronomers using data from NASA's Chandra X-ray Observatory.
Astronomy
Jun 3, 2019
110
1435
Scientists have found evidence that pairs of stars have been kicked out of their host galaxies. This discovery, made using data from NASA's Chandra X-ray Observatory, is one of the clearest examples of stellar pairs being ...
Astronomy
May 28, 2019
4
515
This image shows a quasar nicknamed the Teacup due to its shape. A quasar is an active galaxy that is powered by material falling into its central supermassive black hole. They are extremely luminous objects located at great ...
Astronomy
May 6, 2019
1
12
Astronomers have assembled a mosaic of nearly 7,500 images of one part of the sky, creating the largest and most comprehensive history book of the universe.
Astronomy
May 2, 2019
2
1434
The Smithsonian today made available a new online interactive experience that allows users to explore a three-dimensional (3-D) visualization of the remnants of a supernova, or exploded star.
Space Exploration
May 1, 2019
0
14
On April 10, 2019, the Event Horizon Telescope (EHT) unveiled the first-ever image of a black hole's event horizon, the area beyond which light cannot escape the immense gravity of the black hole. That giant black hole, with ...
Astronomy
Apr 26, 2019
106
995
A University of Arkansas researcher is part of a team of astronomers who have identified an outburst of X-ray emission from a galaxy approximately 6.5 billion light years away, which is consistent with the merger of two neutron ...
Astronomy
Apr 11, 2019
8
1074
Want to take a trip to the center of the Milky Way? Check out a new immersive, ultra-high-definition visualization. This 360-movie offers an unparalleled opportunity to look around the center of the galaxy, from the vantage ...
Astronomy
Mar 21, 2019
121
410
