As far as the eye can see, galaxies fill the images of the deep universe. What processes determined their shapes, colors and populations of stars? Astronomers think that primordial black holes were the engines of galaxies' ...
Astronomy
Dec 6, 2023
3
128
A Dutch-led international team of astronomers has made the first two-dimensional inventory of ice in a planet-forming disk of dust and gas surrounding a young star. They used the James Webb Space Telescope and have published ...
Astronomy
Dec 6, 2023
0
178
To their surprise, an international team of researchers has discovered a giant and extremely faint stream of stars between galaxies. While streams are already known in our own galaxy and in nearby galaxies, this is the first ...
Astronomy
Nov 30, 2023
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6049
A recent study published in the Monthly Notices of the Royal Astronomical Society examines formation mechanisms for how binary planets—two large planetary bodies orbiting each other—can be produced from a type of tidal ...
Planetary Sciences
Nov 27, 2023
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52
Ever since the telescope was invented in 1608, astronomers have striven for bigger and better telescopes. When it comes to instruments to observe the sky, bigger really is better whether you are observing faint galaxies or ...
Astronomy
Nov 24, 2023
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20
Researchers from Yunnan Observatories of the Chinese Academy of Sciences have demonstrated the evolution of separated strands within the apparent single coronal loops observed in Atmospheric Imaging Assembly (AIA) images.
Astronomy
Nov 14, 2023
0
34
The Milky Way can't hold onto all of its stars. Some of them get ejected into intergalactic space and spend their lives on an uncertain journey. A team of astronomers took a closer look at the most massive of these runaway ...
Astronomy
Nov 10, 2023
1
89
NASA's James Webb Space Telescope and Hubble Space Telescope have united to study an expansive galaxy cluster known as MACS0416. The resulting panchromatic image combines visible and infrared light to assemble one of the ...
Astronomy
Nov 9, 2023
0
75
Dust is the most vital organ in galaxies. It absorbs and scatters stellar light, a phenomenon that is referred to as dust attenuation. On the other hand, dust emits this absorbed radiation thermally in the infrared. Normally, ...
Astronomy
Nov 6, 2023
0
33
When the JWST activated its penetrating infrared eyes in July 2022, it faced a massive wish-list of targets compiled by an eager international astronomy community. Distant, early galaxies, nascent planets forming in dusty ...
Astronomy
Oct 30, 2023
0
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