New Horizons is so far away, it can measure the true darkness of the universe
Just how dark is the night sky?
Astronomy
Aug 17, 2023
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News tagged with light rays
Complex galaxy cluster Abell 119 explored by researchers
Using NASA's Chandra spacecraft, astronomers have performed detailed X-ray observations of a complex galaxy cluster known as Abell 119. Results of the observational campaign, published August 9 on the pre-print server arXiv, ...
Unlocking the mysteries of freezing in supercooled water droplets
Clouds are a lot cooler than you might think. In fact, scientists might say they're super cool because they're made up of millions of supercooled water droplets, droplets that have been cooled below the freezing point but ...
General Physics
Aug 16, 2023
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XRISM spacecraft will open new window on the X-ray cosmos
The upcoming XRISM (X-ray Imaging and Spectroscopy Mission, pronounced "crism") spacecraft will study the universe's hottest regions, largest structures, and objects with the strongest gravity.
Astronomy
Aug 16, 2023
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36
New property of hydrogen predicted
Hydrogen is the most common element in the universe. It determines the properties of stars and planets and is crucial for life on Earth—not least because of its role in climate-neutral energy supply. Generations of scientists ...
Plasma Physics
Aug 7, 2023
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Euclid test images tease of riches to come
Euclid's two instruments have captured their first test images. The mesmerizing results indicate that the space telescope will achieve the scientific goals that it has been designed for—and possibly much more.
Astronomy
Jul 31, 2023
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36
Observers investigate a short-period X-ray binary system
Using the Hubble Space Telescope (HST) and the Chandra X-ray Observatory, astronomers have taken a closer look at a short-period high-mass X-ray binary known as CXOU J121538.2+361921. Results of the observational campaign, ...
New XRISM satellite mission to study 'rainbow' of X-rays
A new satellite called XRISM (X-ray Imaging and Spectroscopy Mission, pronounced "crism") aims to pry apart high-energy light into the equivalent of an X-ray rainbow. The mission, led by JAXA (Japan Aerospace Exploration ...
Astronomy
Jul 17, 2023
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7
Quasi-periodic oscillations detected in X-ray binary GX 339−4
Chinese astronomers have used the Hard X-ray Modulation Telescope (HXMT) to observe the latest outburst of a low-mass X-ray binary system known as GX 339-4. They detected new quasi-periodic oscillations in this source. Their ...
A neutrino portrait of our galaxy reveals high-energy particles from within the Milky Way
Our Milky Way galaxy is an awe-inspiring feature of the night sky, viewable with the naked eye as a hazy band of stars stretching from horizon to horizon.
Astronomy
Jul 1, 2023
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