Researchers discovered only relatively recently that black hole jets emit X-rays, and how the jets accelerate particles to this high-energy state is still a mystery. Surprising new findings in Nature Astronomy appear to rule ...
Astronomy
May 29, 2023
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Southwest Research Institute (SwRI) scientists observed the first close-ups of a source of energetic particles expelled from the sun, viewing them from just half an astronomical unit (AU), or about 46.5 million miles. The ...
Astronomy
May 15, 2023
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Using NASA's Swift observatory and ESA's XMM-Newton satellite, Indian astronomers have inspected a prominent high synchrotron peaked blazar known as 1ES 1959+650. Results of the study, published May 5 on the arXiv pre-print ...
With a single letter seemingly etched in the X-ray glow around it, a giant black hole at the center of a massive elliptical galaxy is making a mark on its surroundings.
Astronomy
May 4, 2023
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This NASA Hubble Space Telescope image reveals NGC 547, an elliptical galaxy that sits about 250 million light-years away from Earth in the constellation Cetus. NGC 547 shines just below the center of this image, with its ...
Astronomy
May 4, 2023
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New in-space propulsion techniques seem to be popping out of the woodwork. The level of innovation behind moving things around in space is astounding, and now a company from Japan has just hit a significant milestone. Pale ...
Space Exploration
Apr 3, 2023
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Last October, following one of the brightest flashes of gamma rays ever observed in the sky, telescopes around the world captured a wealth of data from an event that is thought to herald the collapse of a massive star and ...
Astronomy
Mar 29, 2023
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University of Arizona astronomers have joined an international effort to study the aftermath of the brightest flash of gamma rays ever observed. Observations involving various UArizona telescopes and instruments provide astronomers ...
Astronomy
Mar 29, 2023
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An international team of astronomers has conducted a long-term multiwavelength monitoring campaign of a nearby narrow-line Seyfert 1 galaxy known as SDSS J164100.10+345452.7. Results of the observations, published March 9 ...
A team of international astronomers have discovered a galaxy that has changed classification due to unique activity within its core. The galaxy, named PBC J2333.9-2343, was previously classified as a radio galaxy, but the ...
Astronomy
Mar 21, 2023
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