Scientists have been searching for "dark matter" – an unknown and invisible substance thought to make up the vast majority of matter in the universe – for nearly a century. The reason for this persistence is that dark ...
Astronomy
Jan 31, 2019
106
699
Through a computer-simulated study, astronomers at Lund University in Sweden show that it is highly likely that the so-called Planet 9 is an exoplanet. This would make it the first exoplanet to be discovered inside our own ...
Astronomy
May 31, 2016
35
1118
Palomar 5 is a unique star cluster. In a paper published today in Nature Astronomy, an international team of astrophysicists led by the University of Barcelona show that distinguishing features of Palomar 5 are likely the ...
Astronomy
Jul 5, 2021
46
2297
Astronomers have assumed for decades that the Universe is expanding at the same rate in all directions. A new study based on data from ESA's XMM-Newton, NASA's Chandra and the German-led ROSAT X-ray observatories suggests ...
Astronomy
Apr 8, 2020
64
5208
New research by the University of Surrey published today in the journal Monthly Notices of the Royal Astronomical Society has shone light on a globular cluster of stars that could host several hundred black holes, a phenomenon ...
Astronomy
Sep 7, 2016
3
4334
Researchers at the University of Cologne and Masaryk University in Brno (Czech Republic) have discovered the fastest known star, which travels around a black hole in record time. The star, S4716, orbits Sagittarius A*, the ...
Astronomy
Jul 5, 2022
4
3079
To their surprise, an international team of researchers has discovered a giant and extremely faint stream of stars between galaxies. While streams are already known in our own galaxy and in nearby galaxies, this is the first ...
Astronomy
Nov 30, 2023
4
6049
No matter which direction you look in the universe, the view is basically the same if you look far enough. Our local neighborhood is populated with bright nebulae, star clusters and dark clouds of gas and dust. There are ...
Astronomy
Aug 5, 2020
27
565
One of the most interesting and important questions in cosmology is, "How much matter exists in the universe?" An international team, including scientists at Chiba University, has now succeeded in measuring the total amount ...
Astronomy
Sep 13, 2023
16
1978
On Aug. 17, 1959, back when Dwight D. Eisenhower was president, the U.S. had yet to send a human to space and the nation's flag sported 49 stars, Yellowstone National Park shook violently for about 30 seconds. The shock was ...
Earth Sciences
May 23, 2019
1
934
