Despite decades of study, black holes are still among the most powerful and mysterious celestial objects ever studied. Because of the extreme gravitational forces involved, nothing can escape the surface of a black hole (including ...
Astronomy
May 4, 2022
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Astronomers report the detection of a new Fanaroff-Riley Class II (FRII) radio galaxy using various telescopes.The newly found galaxy turns out to be a peculiar gamma-ray emitting source. The discovery was detailed in a paper ...
An international team of astronomers has performed long-term radio and X-ray observations of a recently detected young magnetar known as Swift J1818.0-1607. Results of the monitoring campaign, published February 15 on arXiv.org, ...
An unprecedented new telescope image of the Milky Way galaxy's turbulent center has revealed nearly 1,000 mysterious strands, inexplicably dangling in space.
Astronomy
Jan 26, 2022
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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
By connecting two of the biggest radio telescopes in the world, astronomers have discovered that a simple binary wind cannot cause the puzzling periodicity of a fast radio burst after all. The bursts may come from a highly ...
Astronomy
Aug 26, 2021
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Scientists have measured thousands of nearby stars and far away galaxies that have never been identified before at radio wavelengths, while studying a galactic body that neighbors our own Milky Way galaxy—the Large Magellanic ...
Astronomy
Aug 19, 2021
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530
The radio sky at frequencies below ~30 MHz, particularly below ~10 MHz, is still largely unknown. Due to the absorption and distortion by the ionosphere, it is quite difficult to receive radio signal of such ultra-long wavelength ...
Astronomy
Jul 30, 2021
0
547
Using the Australian Square Kilometre Array Pathfinder (ASKAP), astronomers have detected a new extragalactic odd radio circle (ORC). The newfound radio source, designated ORC J0102–2450, has a diameter of nearly 1 million ...
Two images of the same front steps: one taken with a camera and the other with a flash imaging LiDAR, the laser equivalent of radar, under development for future space missions.
Optics & Photonics
Jan 26, 2021
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