In 29 new scientific papers, the Dark Energy Survey examines the largest-ever maps of galaxy distribution and shapes, extending more than 7 billion light-years across the universe. The extraordinarily precise analysis, which ...
Astronomy
May 28, 2021
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1037
NASA's upcoming Nancy Grace Roman Space Telescope will see thousands of exploding stars called supernovae across vast stretches of time and space. Using these observations, astronomers aim to shine a light on several cosmic ...
Astronomy
May 26, 2021
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1136
Recently, the eROSITA (extended Roentgen Survey with an Imaging Telescope Array) X-ray telescope, an instrument developed by a team of scientists at Max-Planck-Institut für Extraterrestrische Physik (MPE), has gained attention ...
Astronomy
May 25, 2021
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13
A five-year quest to map the universe and unravel the mysteries of "dark energy" is beginning officially today, May 17, at Kitt Peak National Observatory near Tucson, Arizona. To complete its quest, the Dark Energy Spectroscopic ...
Astronomy
May 17, 2021
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53
Cosmologists have found a way to double the accuracy of measuring distances to supernova explosions—one of their tried-and-true tools for studying the mysterious dark energy that is making the universe expand faster and ...
Astronomy
May 7, 2021
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1489
The universe we see is only the very tip of the vast cosmic iceberg.
Astronomy
May 3, 2021
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57
The extended Baryon Oscillation Spectroscopic Survey (eBOSS) collaboration has released its latest scientific results. These results include two studies on dark energy led by Prof. Zhao Gongbo and Prof. Wang Yuting, respectively, ...
Astronomy
Apr 23, 2021
97
662
Research from Penn's Department of Physics and Astronomy has produced the largest catalog of galaxy morphology classification to date. Led by former postdocs Jesús Vega-Ferrero and Helena Domínguez Sánchez, who worked ...
Astronomy
Apr 12, 2021
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122
There are many questions surrounding the elementary particle neutrino, in particular regarding its mass. Physicists are also interested in whether besides the 'classic' neutrinos there are variants such as the so-called sterile ...
General Physics
Apr 12, 2021
0
59
The universe is expanding at an ever-increasing rate, and while no one is sure why, researchers with the Dark Energy Survey (DES) at least had a strategy for figuring it out: They would combine measurements of the distribution ...
Astronomy
Apr 6, 2021
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