The BlackGEM array, consisting of three new telescopes located at ESO's La Silla Observatory, has begun operations. The telescopes will scan the southern sky to hunt down the cosmic events that produce gravitational waves, ...
Astronomy
May 16, 2023
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59
Visible light is just one part of the electromagnetic spectrum that astronomers use to study the universe. The James Webb Space Telescope was built to see infrared light, other space telescopes capture X-ray images, and observatories ...
Astronomy
Mar 3, 2023
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18
In the 1997 movie "Contact," Ellie Arroway is a young radio astronomer played by Jodie Foster. Ellie's on a mission to discover alien life, and in one famous scene filmed at the Very Large Array, she sits at the edge of the ...
Astronomy
Dec 9, 2022
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60
If an alien were to look at Earth, many human technologies—from cell towers to fluorescent light bulbs—could be a beacon signifying the presence of life.
Astronomy
Oct 21, 2022
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38
An international group of astronomers has uncovered new clues about a mysterious stellar explosion that was discovered eight years ago, but is continuing to evolve even as scientists watch.
Astronomy
Apr 30, 2022
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397
Groundbreaking discoveries about gravitational waves, black holes, cosmic rays, neutrinos and other areas of cutting-edge astronomy may soon become more frequent due to the convergence of two major communities of astronomers ...
Astronomy
Dec 10, 2021
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137
With a wave length of about half a millimeter, terahertz radiation fills the gap between visible light and radio waves. This radiation lends itself very well to the in-depth measurement of the electrical properties of new ...
Optics & Photonics
Jun 18, 2021
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1
The universe we see is only the very tip of the vast cosmic iceberg.
Astronomy
May 3, 2021
18
57
Massive, ravenous, powerful beyond measure -– physicists are convinced that black holes exist, even if no one has directly observed one.
Astronomy
Apr 9, 2019
10
218
A radio telescope at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory has received a significant upgrade, advancing from one dish to four. The upgrades are part of the Laboratory's ongoing effort to test ...
Astronomy
Feb 15, 2019
0
21
